"In infrastructure, the possibility of a positive relationship between operators' profitability and the degree of concentration is a major political issue in view of the wide diversity of feelings about the potential role of the private sector. This is particularly important because of (1) the...

"Drawing on the World Bank Investment Climate Assessment surveys, this paper investigates the relationship between firm-level technical efficiency and the investment climate for 22 developing economies and eight manufacturing industries. The authors first propose three measures of firms'...

"During the 1990s, foreign direct investment in producer service sectors in Latin America was massive. Such investment may increase the quality of services, reduce their cost, and offer opportunities for knowledge spillovers to downstream users of the services. This paper examines the effects of...

"Using recent matched employer-employee data from the manufacturing sector in 20 Sub-Saharan African countries, the authors analyze how the supply of skills and legal origin of the country affect the wage setting process. The wage analysis yields three main findings. First, increasing returns to...