a stimulus for productivity growth of local firms in the same region. … or sector, it is their productivity advantage on the local firm to determine the positive effect on domestic productivity … growth.We test this hypothesis using firm level data for German and Italian company for the 90''s. and we find evidence of a …

technologies, associated with high total factor productivity and high returns to skills, are complementary to highly educated …. - Externalities ; Total Factor Productivity ; Schooling Laws ; College Graduate Immigrants ; Land Grant Colleges …

This paper explores the relationship between economic openness and income per person using cross-country data. To … successful in predicting openness to immigration and to trade. Equipped with these instruments we then establish a robust …, positive effect of openness to immigration on long-run income per capita across countries using econometric specifications that …

productivity. …