Abstract
Using a standard trust game, we elicit trust and reciprocity measures in a representative sample of adult players in Montevideo, the capital city of Uruguay, a country that received a sizeable influx of Venezuelan and Cuban migrants, has lower internal disparities than other Latin American countries and exhibits relatively better levels of tolerance towards migrants. We find no statistically significant differences in trust levels of Uruguayans towards countrymen versus migrants and mixed results regarding reciprocity, with migrants exhibiting a flatter response to trust than their local counterparts.
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Data availability
This study was pre-registered in the AEA RCT Registry (AEARCTR-0005193). The experimental data, replication package and the paper appendix with the full set of instructions for the experimental sessions, posters and booklets can be downloaded from https://osf.io/f2am4/.
Notes
One of the most influential weekly newspapers (Búsqueda) cited Tanja Pacífico, (in charge of the Uruguayan office of the International Organization for Migration, OIM) saying “We are noticing expressions of discrimination, racism and xenophobia that were not seen before”. The OIM twitted on August 14 of 2020: “We believe that the Uruguayan is generally inclusive but #xenophobia is a component that is still present in our society”.
See Johnson and Mislin (2011) for a meta-analysis of the trust game and a discussion of variations in its implementation and Alós-Ferrer and Farolfi (2019) for a discussion of its limitations and alternative paradigms to measure trust (survey based and through neurochemical manipulations and neuroimaging).
See Appendix B for the full set of instructions translated to English from the original Spanish version and for the original booklets.
The strategy method followed here asks player 2 for the full strategy of behavior instead of responding to the actual offer of player 1. The benefit of this procedure is that it provides much more information. On the other hand, some people may find it more difficult to think in these terms (Güth, Tietz and Muller, 2001). Brandts and Charness (2011) and Johnson and Mislin (2011) in their literature surveys report no differences in results due to the strategy method.
Translated from Spanish.
Also used in Barrios and Gandelman (2015).
These 10 participants were matched with two different trustees per round and thus played a total of 8 rounds of the trust game; as far as their matched counterparts are concerned, these interactions were no different than the rest. Excluding these participants does not significantly affect the main results; we include these regressions in the appendix.
Figure 3 in Appendix A presents additional stable statistics by round.
All p-values are from two-tailed t-tests clustered at the subject level.
Using nonparametric techniques, we also reject differences in trust towards Uruguayans and Migrants. We implement the Kolmogorov–Smirnov equality of distributions test (p = 0.99) and the Wilcoxon rank-sum test (p = 0.67).
Comparable results hold for ordered dependent models; we present OLS since their coefficients give a direct interpretation. Also, equivalent results are found in round-by-round estimations.
Other combinations of control variables do not affect the main results of the paper. For instance, this includes cross-controls to reflect in group-out group effects by education level and neighborhood of residence.
All tests are two-tailed t-tests clustered at the subject level.
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Acknowledgements
The authors thank Martín Glass, Sofía Spektor, Eugenia Rodríguez and Daniela Veneziani for field coordination and Deborah Eilender, Francisca Ferrés, Avivit Gandelman, Marcel Kemper, Gabriel Lander, Agustina Lema, Martín Mautner, Daniel Misail, Lucía Pazos, Mario Rufo, Ezequiel Yudka for their help in the field implementation.
Funding
This study was undertaken as part of the project “Trust Measures and Interventions in Latin America and the Caribbean RG-K1198” of the Latin American and Caribbean Research Network of the Inter-American Development Bank whose financial support is gratefully acknowledged.
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Gandelman, N., Lamé, D. Trust towards migrants. Theory Decis 96, 311–331 (2024). https://doi.org/10.1007/s11238-023-09950-y
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DOI: https://doi.org/10.1007/s11238-023-09950-y