Productivity is high in cities partly because the urban environment acts as a self-selection mechanism. If workers have … ability workers. As a consequence productivity in these cities is high for workers of all ability types. …

Do firms have the right incentives to innovate in the presence of productivity spillovers? This paper proposes an …-term wage contracts with their workers, productivity spillovers are fully internalized. If firms cannot commit to long-term wage …

-liberalization quota allocation is not based on firm productivity. Removing this misallocation accounts for a substantial share of the … overall productivity gains associated with the quota removal. …

(MC) sector in which firms may have heterogeneous productivity levels. Domestic protection brings gains from expanding the …

markets. This approach explains a variety of features exhibited in disaggregated trade data, including the higher productivity … industry and firm productivity. …

Business support policies designed to raise productivity and employment are common worldwide, but rigorous micro …

identify the impact of increased import competition on firm performance and its contribution to the significant productivity … that imports took away market share from domestic firms. Furthermore, much of the effects on sectoral productivity come … firms in particular, which can be rationalized by an increase in the minimum productivity threshold needed to survive in …