Do national borders and ethnicity contribute to market segmentation between and within countries? This paper uses … developing countries (Niger and Nigeria). Using a regression discontinuity approach, we find a significant price change at the …, and in line with important characteristics of African economies, we investigate the role of ethnicity in mitigating and …

Do national borders and ethnicity contribute to market segmentation between and within countries? This paper uses … developing countries (Niger and Nigeria). Using a regression discontinuity approach, we find a significant price change at the …, and in line with important characteristics of African economies, we investigate the role of ethnicity in mitigating and …

This paper addresses two important economic issues for Africa: the contribution of national borders and ethnicity to … between Niger and Nigeria for both a grain and a cash crop. The international border effect is lower, however, if the cross …-border markets share a common ethnicity. Ethnicity is also linked to higher price dispersion within Niger; there is a significant …