Affirmative action, or positive discrimination favouring the members of marginalized populations, is a key policy approach for addressing group-based inequalities along ethnic, religious, and racial lines (e.g. horizontal inequalities). It is adopted in dozens of countries around the world in...

Gneezy et al. (2012) uses attribution theory from the psychology literature to argue that when the object of discrimination is a matter of choice (e.g. sexual orientation), observed discrimination may motivated by animus, which exacerbates or intensifies the emotional response to the object of...

It is almost universally assumed that race is an exogenously given trait that is not subject to change. But as race is most often self-reported by individuals who must weigh the costs and benefits of associating with minority groups, we ask whether racial self-identification responds to economic...

Antman and Duncan (2014, 2015) document how racial identity responds to state affirmative action policy. The main contribution of our work was to show that racial identity responds to state affirmative action policy. A coding error was recently brought to our attention that resulted in 0.55% of...

Racial segregation between American workplaces is greater today than it was a generation ago. This increase has happened alongside the declines in within-establishment occupational segregation on which most prior research has focused. We examine more than 40 years of longitudinal data on the...

How do various sources of social identity affect segregation and discrimination decisions? In our laboratory experiment, social identity originates either from similar preferences, income, ability, randomly or from shared socioeconomic status. For the latter, we exploit Colombia's unique (public...