Cultural factors and especially common languages are well-known determinants of trade. By contrast, the knowledge of foreign languages was not explored in the literature so far. We combine traditional gravity models with data on fluency in the main languages used in EU and candidate countries....

Cultural factors and especially common languages are well-known determinants of trade. By contrast, the knowledge of foreign languages was not explored in the literature so far. We combine traditional gravity models with data on fluency in the main languages used in EU and candidate countries....

Using the Reinhart-Rogoff dataset, we find a debt threshold not around 90 percent but around 30 percent above which the median real GDP growth falls abruptly. Our work is the first to formally test for threshold effects in the relationship between public debt and median real GDP growth. The null...

Progress in narrowing black-white earnings differences has been far from continuous, with some of the apparent progress resulting from labor force withdrawal among lower-skilled African Americans. This paper builds on prior research and documents racial and ethnic differences in male earnings...

Progress in narrowing black-white earnings differences has been far from continuous, with some of the apparent progress resulting from labor force withdrawal among lower-skilled African Americans. This paper builds on prior research and documents racial and ethnic differences in male earnings...