Do national borders and ethnicity contribute to market segmentation between and within countries? This paper uses …, and in line with important characteristics of African economies, we investigate the role of ethnicity in mitigating and … exacerbating the border effect. We find that a common ethnicity is linked to lower price dispersion across countries, yet ethnic …

We investigate the empirical relationship between ethnicity and culture, defined as a vector of traits reflecting norms … overlap between culture and ethnicity, finding that the level of economic development is positively associated with cultural … diversity and negatively associated with the overlap between culture and ethnicity. Finally, although only a small portion of a …