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The central question in this article is whether there was greater discrimination against European applicants in the labor market in those English regions where public opinion was more strongly in favor of Brexit. Using a field experiment conducted immediately after the Brexit Referendum, we provide causal evidence that applicants with EU backgrounds faced discrimination when applying for jobs in England. On average, applicants from EU12 countries and applicants from Eastern European member states were both less likely to receive a callback from employers than were white British applicants. Furthermore, in British regions where support for Brexit was stronger, employers were more likely to discriminate against EU12 applicants. This finding, though, is driven by the more favorable treatment reserved to EU12 applicants applying for jobs in the Greater London area. Eastern Europeans, on the other hand, did not benefit from this ‘London advantage’. Administrative and legal uncertainties over the settlement status of EU nationals cannot explain these findings, as European applicants, both EU12 and Eastern Europeans, faced the same legislative framework in all British regions, including London. Rather, London appears to exhibit a cultural milieu of ‘selective cosmopolitanism’. These findings add to the still limited literature on the relationship between public opinion on immigrants (here proxied by the referendum vote) and the levels of ethnic discrimination recorded in field experiments.
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On June 23, 2016, more than 17 million voters cast their preference for the United Kingdom to leave the European Union (EU). The “Brexit” referendum was won by the Leave campaign by a slim margin—51.9% voted for Leave
Alarmingly, a sharp rise in racially or religiously aggravated hate crimes was observed in Britain around the time of the referendum (
While the British government was negotiating the terms of the withdrawal agreement, a crucial issue was how to formally regulate the residence status of more than three million European nationals living and working in the United Kingdom. Theresa May, Prime Minister at the time, pledged that EU nationals lawfully residing in the country would be granted the right to stay and offered an easy route to settlement. However, administrative and legal uncertainty remained and EU nationals trying to gain long-term residence rights encountered a generally hostile environment when dealing with the United Kingdom Immigration Service (
In this study, we examine whether applicants with EU backgrounds faced a similarly hostile environment when applying for jobs. We study discrimination in hiring decisions, drawing on a field experiment we conducted in Britain in the immediate aftermath of the Brexit referendum. The fieldwork took place between August 2016 and December 2017. We randomly assigned either British-sounding or foreign-sounding names to fictitious job applications, an experimental design which allows us to compare the responses (callbacks) received by white British applicants to those received by applicants of European background. As the applications were identical in terms of skills, qualifications and job-related characteristics, we interpret differences in callbacks as evidence of discrimination, a state-of-the-art approach in the literature (for reviews, see
Our design includes applicants originating from some of the most popular sending countries in the EU-born United Kingdom population (
Our contribution to the literature is threefold. First, we add to an emerging line of research on the impact of Brexit on the subjective and objective vulnerability experienced by EU nationals in the aftermath of the referendum, and in particular on its human resourcing implications (
In the aftermath of the referendum, a growing body of research on populism and Eurosceptic voting has examined the drivers of the Brexit vote. The proposed explanations, which we summarize below, fit neatly into the distinction between utilitarian (instrumental) and identity approaches to the study of public opinion on European integration (
Next to these largely utilitarian perspectives, a second strand of literature focused on identity-driven motivations and the role of populist nationalism in the successful campaign for Brexit (
Unsurprisingly, given its issue salience in the referendum campaign, research has also focused on the role of immigration as a key driver of the Leave vote, one that is inextricably linked with the previous explanations (immigration posing both economic threats as well as cultural threats to “left behind” voters). Britons with highly negative attitudes about immigration were more likely to extol the benefits of Brexit in terms of immigration control, countering terrorism and British influence in world affairs and were more likely to have voted for Leave (
Immigration control was a dominant theme in the campaign leading to the referendum and one that resonated well with the British electorate. Starting from the late 1990s, immigration was perceived as the most important issue facing the country by a rapidly increasing share of the British public. Concerns about immigration, as well as public demands for more restrictive policies in this domain, grew in parallel with a sharp rise in migration levels (
The intensification of migration flows from the EU was not accompanied, however, by a trend towards a more inclusive, European identity in the British public. British Euroscepticism has old roots. Public opinion data show that, over the last 40 years, Britons’ sense of European identity has been consistently low compared to other EU member states (
Why might support for Brexit translate into discrimination against Europeans in the labor market? Most of the research on discrimination using field experiments (the “gold standard” approach to identifying labor market discrimination) has focused on “visible” minorities largely from non-European former colonies of Britain such as India, Pakistan, Nigeria, and Jamaica (
The classic theories of the sources of discrimination have distinguished what are termed “statistical explanations” (which can be equated with the utilitarian explanations of support for Brexit) and “taste-based explanations” (which can be equated with the cultural and identity explanations of support for Brexit) of discriminatory behavior. Broadly speaking, the statistical theory of discrimination postulates that it will be rational for employers to discriminate if they have limited information about individual candidates’ likely productivity. In these circumstances, they may use statistical information about the likely productivity of the group from which the individual applicant comes. Thus if European applicants are seen as less productive on average because of lower levels of fluency in English, for example, then it is rational to prefer a native English-speaker to a European non-native speaker with a similar observed record and set of skills. The known average group characteristic is thus used as a proxy for the unobserved characteristics of the individual applicant in order to estimate the applicant’s productivity (
Both kinds of argument could apply in the case of discrimination against European applicants in general, and against East Europeans (post 2004 enlargement) applicants in particular. Thus, European applicants who were educated abroad will have foreign qualifications and may also have foreign work experience, which will mean that employers might expect them to take longer to adjust to a British work environment than will British applicants. Moreover, Eastern European migrants to Britain tend to be somewhat less qualified on average than the West European migrants, and to have lower-level work skills (
Turning to the taste-based theory of discrimination, theories of outgroup prejudice suggest that prejudice will increase the greater the cultural distance between the ingroup and outgroup. The history of Eastern Europe and its communist past (as well as the Orthodox Christian traditions in many European countries) suggests that there will be greater cultural distance and stronger symbolic boundaries in the case of the East Europeans. These expectations are in line with the evidence on attitudes towards different kinds of European migrants. This research has shown a clear hierarchy of positive and negative attitudes towards migrants from different origins, with the strongest positive attitudes for people of the same ethnic or racial group as the majority, followed by slightly (but significantly) less positive attitudes towards migrants from richer European countries (which we can broadly equate with EU12 countries), with more negative attitudes towards migrants from poorer countries in Europe (such as the 2004 accession countries), and more negative still against migrants from poorer countries outside Europe (broadly speaking the sources of visible minorities) (
On both utilitarian and cultural grounds, then, we would expect employers to discriminate against European migrants, with a higher level of discrimination against migrants from Eastern Europe. This expectation is also consistent with the limited evidence from field experimental studies that migrants of European background tend to face a fairly modest risk of discrimination in the British labor market (
Both utilitarian and cultural theories also imply that discrimination will tend to be greater in those areas of Britain where support for Brexit was stronger. The theory of statistical discrimination implies that employers with less experience of non-British workers will have greater uncertainty about their likely productivity and will therefore tend to discount their potential productivity (and will perhaps also in consequence employ incorrect stereotypes when making judgements about employability). The geographical distribution of ethnic minorities in Britain means that employers in London, where minorities constitute around half of the population, will have more experience of minorities whereas those in more strongly Brexit-supporting areas such as the North-East (with less than 10% minorities) will have least experience.
There may also be more direct links between the cultural and identity sources of support for Brexit and the taste-based sources of discrimination against foreign workers. While we should not exaggerate the importance of immigration as a driver of Brexit, it was certainly a major theme. Concerns about immigration also rose following the 2004 enlargement and the rapid increase of less-skilled migrants from Eastern Europe (
We rely on a field experiment on discrimination in hiring conducted in the British labor market as part of a larger cross-national project on ethnic discrimination (the GEMM project:
Applicants were identical in terms of qualifications and work experience but differed in a number of characteristics. Innovatively, in the GEMM project over 30 different origin countries were randomly assigned to the applications, including European ones. This design allows us to test whether applicants originating from EU countries faced discrimination when applying for jobs, compared to white British applicants. In addition, we also randomly varied other characteristics across applications, namely: gender, religion, grades, and additional information on applicants’ past performance and social skills. As these characteristics are not the focus of this study, we do not discuss them further. We included them as controls in the analyses where appropriate and refer the reader to the codebook for more detailed information on the research design (
We responded to job openings advertised for any of the following six occupations: cook, store assistant, admin/payroll officer, receptionist, software developer, marketing/sales representative
We regard average differences in callbacks between white British and EU applicants
The key variable of interest for our analysis is the country of origin of applicants. To signal applicants’ origin, we used foreign-sounding names (reported in the
In our analyses, we compared the callbacks received by the white British group (N = 725) with the callbacks received by applicants of European descent. We also split the group of European applicants into two sub-groups: applicants originating from EU12 countries (France, Germany, Greece, Ireland, Italy, Netherlands and Spain: N = 286) and applicants originating from Eastern Europe (Bulgaria, Poland and Romania: N = 100).
Descriptive statistics.
N applications | % Applications | |
---|---|---|
|
||
White British | 725 | 65.3 |
EU country | 386 | 34.7 |
|
||
EU12 country, |
286 | 10.6 |
France | 41 | |
Germany | 41 | 10.6 |
Greece | 43 | 11.1 |
Ireland | 34 | 8.8 |
Italy | 38 | 9.8 |
Netherlands | 45 | 11.7 |
Spain | 44 | 11.4 |
Eastern European country, |
100 | |
Bulgaria | 22 | 5.7 |
Poland | 34 | 8.8 |
Romania | 44 | 11.4 |
|
||
Cook | 151 | 13.6 |
Payroll clerk | 298 | 26.8 |
Receptionist | 153 | 13.8 |
Sales representative and marketing analyst | 182 | 16.4 |
Software developer | 167 | 15.0 |
Store assistant | 160 | 14.4 |
|
||
North East England | 27 | 2.1 |
North West England | 114 | 9.3 |
Yorkshire Humber | 66 | 6.0 |
East Midlands | 65 | 4.9 |
West Midlands | 64 | 6.2 |
East of England | 141 | 13.4 |
London | 275 | 25.2 |
South East England | 251 | 22.6 |
South West England | 95 | 8.8 |
Wales | 9 | 1.0 |
Scotland | 4 | 0.4 |
|
||
Any positive interest, |
258 | 23.2 |
White British | 178 | 24.6 |
EU country | 80 | 20.7 |
Invitation to interview, |
143 | 12.9 |
White British | 97 | 13.4 |
EU country | 46 | 11.9 |
Source: GEMM data, own calculations.
We included a series of controls in our models, in a step-wise fashion. First, we introduced a set of occupations dummies as employers might be more reluctant to hire minority applicants in customer-oriented jobs or in less tight labor markets, where supply of domestic labor is abundant. We also included dummies for contract type. Second, we controlled for all other characteristics, next to applicants’ origin, that were randomly varied in the design of the field experiment. Third, we controlled for the region where the job was located, using a set of dummies that correspond to the first-level NUTS regions of the United Kingdom (from the French Nomenclature d'Unités Territoriales Statistiques). This information was automatically recorded by the crawler when sampling jobs from the online portal and was only missing for one observation, which was excluded from the analysis. Fourth, we controlled for th
As our dependent variables are binary, and in keeping with common practices in the field experimental literature, we ran linear probability models (LPMs) with robust standard errors. We prefer linear probability models as they are more intuitive to interpret than logit or probit models, particularly in relation to interaction effects. LPM coefficients are closely related to average marginal effects derived from logit or probit models and can be easily compared across models, contrary to odds ratios and coefficients derived from nonlinear probability models (
In a first step, we estimated region-specific regressions, limiting our focus to NUTS1 regions in which we had sent a minimum of 50 applications (thus excluding North East England, Scotland and Wales from this analysis)
We checked the robustness of our findings with a different model specification. We ran a multilevel random-slope model using restricted maximum likelihood (REML) estimation and the Kenward and Roger approximation (
We start the presentation of results by comparing the callbacks received by the white British group with those received by European applicants as a whole (including both EU12 and Eastern European applicants). With regard to our less strict callback indicator (any interest from employers), about one in four applicants from the white British group (24.55%) was called back. This was the case for about one in five European applicants (20.73%). The callback ratio (1.18) indicates that European applicants had to send about 20 percent more applications than the majority group to receive a comparable number of callbacks. This callback ratio is close to the upper bound of the interval found for White minorities in a meta-analysis of British field experiments conducted since the end of the 1960s (
Callbacks, by occupation.
Occupation | EU backgrounds | EU12 | Eastern EU |
---|---|---|---|
Cook |
|
1.42 | 2.01 |
Payroll clerk |
|
1.86 | 4.12 |
Receptionist | 1.14 | 1.29 | 0.78 |
Sales representative and marketing analyst | 0.87 | 0.79 | 1.35 |
Software developer | 0.92 | 1.01 | 0.76 |
Store assistant | 1.04 | 0.96 | 1.28 |
Graduate level | 0.89 | 0.91 | 0.83 |
Below graduate level |
|
1.37 | 1.62 |
Client-facing | 0.99 | 0.96 | 1.13 |
Not client-facing |
|
1.34 | 1.32 |
Source: GEMM data, own calculations.
The breakdown by single occupation for Eastern European applicants is only indicative, as the N per occupation is very low (<25). In the second column, bold numbers refer to occupations where EU nationals are significantly discriminated (
The linear probability models presented in
Callback gaps between white British applicants and those with EU backgrounds (linear probability models).
Any interest | Invitation to interview | |||
---|---|---|---|---|
|
|
|
|
|
EU-country origin | −0.079** | −0.060** | ||
(0.031) | (0.024) | |||
Ref. White British | ||||
EU12 background | −0.074** | −0.064*** | ||
(0.033) | (0.024) | |||
Eastern EU background | −0.097** | −0.049 | ||
(0.049) | (0.039) | |||
Constant | 0.500*** | 0.500*** | 0.428*** | 0.428*** |
(0.063) | (0.063) | (0.054) | (0.054) | |
N applicants | 1096 | 1096 | 1096 | 1096 |
R-squared | 0.086 | 0.086 | 0.085 | 0.085 |
Robust standard errors are in parentheses.
Source: GEMM data, own calculations.
EU12 countries: France, Germany, Greece, Ireland, Italy, Netherlands, Spain. Eastern EU countries: Bulgaria, Poland, Romania.
Models include controls for: occupations, type of contract, applicants’ characteristics, nuts1 regions, competitiveness (daily n. applicants/job), time dummies.
The full models, with step-wise inclusion of the control variables, can be found in the
Finally, across models, applicants who stated that they had moved to Britain at the age of six (by implication foreign-born migrants) were more likely to receive a callback than were applicants whose letters did not specify whether they were migrants or second-generation. When directly comparing these groups with the white British group, it appears that only the latter were discriminated against. While this result might seem surprising, it should be interpreted with caution, as country of birth was not explicitly mentioned in the job application. It is possible that employers considered applicants who wrote in the cover letter that they had been in Britain since the age of six as long-term residents while perceiving applicants who only wrote that they had obtained all relevant education and training in Britain as migrants who moved to the country at a later stage (e.g. late childhood). We recognize that the signal of migration status was not ideal, but we preferred to avoid mentioning country of birth in the application for reasons of ecological realism. (When preparing the study we found that it was very rare for genuine applicants with foreign-sounding names to specify their country of birth in the curriculum.)
We now move to the second part of our analysis, and examine whether the level of discrimination faced by job applicants of European origin is stronger in NUTS1 regions where a larger share of the electorate voted for Leave. First, in
Discrimination against applicants with EU backgrounds, by post-Brexit semester.
M1: 1st semester | M2: 2nd semester | M3: 3rd semester | ||||
---|---|---|---|---|---|---|
Any | Interview | Any | Interview | Any | Interview | |
EU-country origin | 0.010 | 0.012 | −0.108** | −0.105*** | −0.109** | −0.07** |
(0.08) | (0.074) | (0.055) | (0.029) | (0.047) | (0.035) | |
_cons | 0.478*** | 0.463*** | 0.522*** | 0.337*** | 0.523*** | 0.380*** |
(0.137) | (0.13) | (0.103) | (0.077) | (0.088) | (0.075) | |
Observations | 214 | 214 | 391 | 391 | 491 | 491 |
R-squared | 0.121 | 0.141 | 0.113 | 0.110 | 0.126 | 0.100 |
Robust standard errors are in parentheses.
***
Source: GEMM data, own calculations.
Models include controls for: occupations, type of contract, applicants’ characteristics, nuts1 regions, competitiveness (daily n. applicants/job).
While we can only speculate about these differences across semesters, it is interesting to note that it is during this second semester (namely on March 29, 2017) that Article 50 was invoked, i.e., the formal procedure through which the United Kingdom notified the European Council of its intention to withdraw from the EU and that led to the start of the withdrawal negotiations. Another possible explanation for this pattern of findings is that employers gradually found themselves amidst growing uncertainty and refrained from hiring EU applicants while waiting for clearer indications on how to plan their post-Brexit recruitment strategies. Consistent with this view, according to a survey conducted by the Chartered Institute of Personnel and Development (CIPD), a professional association for human resource management professionals, more than half of employers felt that they were left completely in the dark about the Government’s immigration proposals and did not have sufficient information about the Government’s white paper on immigration (
Moving to our second hypothesis of stronger discrimination in more pro-Brexit areas,
Callbacks, by nuts1 regions.
Nuts1 regions | % Leave vote | Any interest | Invitation to interview | N of sent applications | ||||
---|---|---|---|---|---|---|---|---|
White british | EU back-grounds | Callback ratio | White british | EU back-grounds | Callback ratio | |||
West Midlands | 59.3 | 21.9 | 21.7 | 1.0 | 9.8 | 13.0 | 0.7 | 64 |
East Midlands | 58.8 | 19.1 | 30.4 | 0.6 | 14.3 | 13.0 | 1.1 | 65 |
Yorkshire Humber | 57.7 | 28.2 | 7.4 | 3.8 | 7.7 | 0.0 | _ | 66 |
East of England | 56.5 | 24.1 | 16.7 | 1.4 | 14.9 | 9.3 | 1.6 | 141 |
North West England | 53.7 | 20.3 | 12.5 | 1.6 | 8.1 | 7.5 | 1.1 | 114 |
South West England | 52.6 | 21.9 | 9.7 | 2.3 | 7.8 | 3.2 | 2.4 | 95 |
South East England | 51.8 | 26.9 | 22.4 | 1.2 | 11.4 | 10.5 | 1.1 | 251 |
London | 40.1 | 25.8 | 28.9 | 0.9 | 19.1 | 21.6 | 0.9 | 275 |
|
|
|
|
|
|
|
|
|
Source: GEMM data, own calculations. We only retained nuts1 regions in which more than 50 applications were sent (as a result, applications sent in North East England, Scotland and Wales were excluded from these calculations). The callback ratio reflects the relative advantage of white British applicants over EU nationals; EU countries of origin: Bulgaria, France, Germany, Greece, Ireland, Italy, Netherlands, Poland, Romania, Spain.
To formally test our hypothesis, we first ran linear probability models for each one of the NUTS1 regions where we sent at least 50 applications and stored the beta coefficients associated with the European group’s dummies, and their standard errors. In a second step, we regressed these estimated coefficients on the share of the Leave vote in the region following the procedure described above (see
Cross-regional variation in the gap in callbacks between white British applicants and those with EU backgrounds: two-step FGLS estimation.
Any interest | Invitations to interview | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
EU | EU12 | Eastern EU | EU | EU12 | Eastern EU | |||||||
Incl. London | No London | Incl. London | No London | Incl. London | No London | Incl. London | No London | Incl. London | No London | Incl. London | No London | |
% Leave (centered) | −0.004 | 0.005 | −0.007* | −0.001 | 0.005 | 0.022 | −0.005 | −0.005 | −0.008** | −0.005 | 0.002 | 0.007 |
(0.005) | (0.013) | (0.003) | (0.009) | (0.01) | (0.025) | (0.003) | (0.007) | (0.003) | (0.007) | (0.005) | (0.01) | |
Constant | −0.046 | −0.072 | −0.043* | −0.056* | −0.051 | −0.102 | −0.031 | −0.049* | −0.042** | −0.049* | −0.042 | −0.058 |
(0.032) | (0.048) | (0.020) | (0.028) | (0.061) | (0.095) | (0.017) | (0.023) | (0.016) | (0.023) | (0.025) | (0.039) | |
N regions | 8 | 7 | 8 | 7 | 8 | 7 | 8 | 7 | 8 | 7 | 8 | 7 |
R-squared | 0.098 | 0.025 | 0.472 | 0.006 | 0.042 | 0.134 | 0.281 | 0.002 | 0.504 | 0.083 | 0.029 | 0.09 |
Standard errors are in parentheses.
***
To aid interpretation, we also include a visual presentation of these findings in
Discrimination and the Brexit vote.
Finally, we zoom in on the Greater London area, a region with a much stronger support for Remain and known for its cosmopolitanism and international orientation.
Predicted callbacks (any interest), by group: London vs. rest of Britain.
In this study, we set out to test whether applicants with EU backgrounds, in the aftermath of the Brexit referendum and the wave of populist nationalism that accompanied it, faced a hostile environment when applying for jobs in Britain. We relied on a correspondence test conducted between August 2016 and December 2017 and randomly varying applicants’ background across employers to capture discrimination in hiring. An innovative feature of our research design was the inclusion of a large number of European origin countries, which allowed us to compare the callbacks received by EU12 applicants and Eastern Europeans with those received by the white British group. We further exploited regional variation in callback gaps to test whether employers discriminated more strongly against EU applicants in regions with a higher percentage of Leave voters and where nationalist and anti-European sentiments were likely to be stronger.
The findings indicate that, overall, employers discriminated against EU applicants from both groups, and to a similar degree, although the disadvantage faced by EU applicants was relatively modest if compared with that experienced by visible non-European minorities from South Asian, African and Caribbean descent. While our preliminary analysis suggested that EU12 applicants were more severely discriminated by employers in regions with a stronger support for Leave in the referendum, further analysis showed that this result was due to the pull of London, where EU12 applicants were treated on a par with the white British group. Eastern European applicants, on the other hand, did not appear to benefit from this more cosmopolitan environment. This “selective cosmopolitanism” cannot be due to employers’ reluctance to hire Europeans out of legal and administrative uncertainties, as both groups were facing the same legislative framework. Surprisingly, the percentage of Leave voters in the region was not associated with employers’ tendency to discriminate against Eastern Europeans, although we should remember that we had only 100 East European cases in the dataset compared with 286 EU12 cases.
At any rate, in the case of EU12 applicants, there is a striking contrast between London and the rest of the country, both with respect to Leave voting and to discrimination. Thus among Londoners only 40.1 percent voted Leave, contrasting with percentages ranging from 51.8 to 59.3 in the other English regions. Correspondingly, as
As well as having a much lower percentage voting Leave, London also stands out as having more positive attitudes to immigration, much less English nationalism and a much larger immigrant population than do the other regions: in 2019, 35% of London residents were born abroad with the percentages ranging from 14 to 6 in the other English regions (
To be sure, London also stands out from the other regions in its economic performance (
We must however acknowledge the limitations of this study. As with previous studies of the relationship between public opinion and rates of discrimination, we have been able to show only a correlation between the two variables. London was also the only region in our sample where voters were predominantly pro-Remain (we only sent a handful of applications to jobs in Scotland, which we dropped from the two-step analysis). A more powerful research design would entail interviews directly with the gatekeepers in firms which had participated in the field experiments in order to determine whether gatekeepers who were more prejudiced or who had more negative stereotypes of minorities were also more likely to make discriminatory decisions and to have voted for Leave.
We also acknowledge that the findings for East European job applicants do not fit with the EU12 results. This could be because East European migrants in practice have tended to enter agricultural, skilled manual and service work positions rather than the more professional occupations of EU12 migrants, especially in London. As a result, employers might not have as much familiarity and experience with this group of European migrants. But we must also note that our study is underpowered for a comparison of regional differences in the treatment of EU12 and Eastern European job applicants, with large confidence intervals and therefore an inability to rule between alternative hypotheses.
Finally, a more nuanced analysis of the relationship between discrimination and the Brexit vote would require a more detailed regional breakdown. Based on the information retrieved by the crawler, we could only distinguish between NUTS1 regions, which masks considerable within-region variation in voters’ support for Leave and, possibly, in levels of discrimination.
The datasets presented in this study can be found in online repositories. The names of the repository/repositories and accession number(s) can be found below: The data used for this study have been deposited at DANS (Data Archiving and Network Services), the Dutch national repository for research data, and can be cited as: Lancee, B; Birkelund, G.E.; Coenders, M; VD; Fernandez Reino, M; Heath, A; Koopmans, R; Larsen, E.N.; Polavieja, J; Ramos, M; Thijssen, L; Veit, S; Yemane, R (2021): The GEMM Study: A Cross-National Harmonized Field Experiment on Hiring Discrimination. DANS.
The studies involving human participants were reviewed and approved by: the Ethics Committee of the Faculty of Social and Behavioral Sciences of Utrecht University, the Ethics Panel of Nuffield College (University of Oxford), the WZB Research Ethics Committee (WZB Berlin Social Science Centre), the Norwegian National Research Ethics Committee for the Social Sciences and Humanities (DENS) and the Committee of Ethics in Research of the Universidad Carlos III de Madrid (UC3M). Written informed consent for participation was not required for this study in accordance with the national legislation and the institutional requirements.
VD is first author. She contributed to the design of the field experiment, data collection, data analysis, writing and conception of the study. AH is second author. He contributed to the design of the field experiment, data collection, writing and conception of the study.
The GEMM project has received funding from the European Union’s Horizon 2020 research and innovation program under grant agreement No 649255.
The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest.
All claims expressed in this article are solely those of the authors and do not necessarily represent those of their affiliated organizations, or those of the publisher, the editors and the reviewers. Any product that may be evaluated in this article, or claim that may be made by its manufacturer, is not guaranteed or endorsed by the publisher.
The Supplementary Material for this article can be found online at:
The status of EU nationals is ambiguous from a legal perspective, too: the law distinguished between persons who are or are not subject to immigration control. As long as the United Kingdom was part of the EU, EU-born nationals were not subject to immigration control, even though they were commonly portrayed as migrants (
We also applied to job openings in blue-collar occupations (electricians and plumbers), but the number of advertised jobs in these occupations was quite low during our fieldwork (at least on the online portal from which we sampled jobs). As we were only able to send 48 applications in total for jobs as electricians and plumbers (while we applied to more than 500 jobs, on average, in each of the other six occupations), we have dropped them from this analysis. Note that the main results do not change; if anything, when retaining these observations, the two-step analysis shows, for both types of callbacks (any sign of interest from employers and invitations to job interviews), a statistically significant association (
We use the term EU applicants or EU backgrounds as a shorthand to refer to our fictitious respondents with European-sounding names. The application materials did not actually specify whether the applicants were nationals in the sense of formal citizenship but only that they had, for example, an Italian background.
We kept track of whether specific certificates or work experience were required and dropped those cases in which our applicants were under- or overqualified.
EU12 countries refer to the 12 EU countries before the 1995 enlargement while the three Eastern European countries joined the EU after the 2004 enlargement. To improve comparability, we excluded from the analysis eight applicants of Bulgarian origins and Muslim faith. All applicants included in the analyses were either Christian or did not mention their religious affiliation (which was proxied by volunteer work in a religious association) in the application. Our sample also excludes applicants originating from non-EU countries, which were also included in the original field experiment design. After dropping those who applied for jobs as plumbers or electricians, those who were not fully qualified, those who originated from outside the EU, one observation with no information about the location of the job, our sample consists of 1111 applicants.
Results are unchanged when using a minimum of 25 applications, thus retaining North East England for the second stage regression.
Ideally, we would consider a more disaggregated level of analysis than the NUTS1. While we could retrieve information on the NUTS2 level for all jobs outside London, we could not differentiate between inner and outer London as this information is not available in the dataset. This is unfortunate, given that one fourth of our sample consists of applications to jobs in the Greater London area. As a robustness check, we also estimated a multilevel model with a random slope and a cross-level interaction between the Leave support in the NUTS2 region and the origin dummies, while merging the inner and outer London regions to the NUTS1 level. The results are comparable.