How do social group boundaries evolve? Does the appearance of a new outgroup change the ingroup's perceptions of other outgroups? We introduce a conceptual framework of context-dependent categorization, in which exposure to one minority leads to recategorization of other minorities as in- or...

This study investigates the impact of malaria eradication programs on black-white economic disparities in the early 1900s US South. Malaria eradication was widespread and improved health across races. Yet, only white men experienced economic benefits. Using matched census records, we find that...

The wage gap between African-Americans and white Americans is substantial in the US and has slightly narrowed over the past 30 years. Today, blacks have almost achieved the same educational level as whites. There is reason to believe that discrimination driven by prejudice plays a part in...

Existing studies of trust formation in U.S. metropolitan areas have found that trust is lower when there is more income inequality and greater racial fragmentation. I add to this literature by examining the role of income inequality between racial groups (racial income inequality). I find that...

The wage gap between African-Americans and white Americans is substantial in the US and has slightly narrowed over the past 30 years. Today, blacks have almost achieved the same educational level as whites. There is reason to believe that discrimination driven by prejudice plays a part in...

This paper is part of the Global Repository of Income Dynamics (GRID) project cross‐country comparison of earnings inequality, volatility, and mobility. Using data from the U.S. Census Bureau's Longitudinal Employer‐Household Dynamics (LEHD) infrastructure files, we produce a uniform set of...

The relative incomes and education-levels of Black and white populations in the United States and Brazil are considered after Abolition, and framed by earlier disparities in their natural rates of increase. For the post-World War Two period, the effects of demography, education, and regional...