This paper develops a two-country, general equilibrium model of oligopoly in which the degree of horizontal product differentiation is endogenously determined by rms strategic investments in product innovation. Consumers seek variety and product innovation is more skill intensive than...

This paper examines whether an expansion in the supply of public preschool crowds out private enrollment, using rich data for municipalities in Brazil from 2000-2006, where federal transfers to local governments change discontinuously with given population thresholds. Results from a...

This paper examines whether an expansion in the supply of public preschool crowds out private enrollment. The paper uses rich data for municipalities in Brazil from 2000 to 2006, where federal transfers to local governments change discontinuously with given population thresholds. The results...

Expanding access to preschool education is a particularly important policy issue in developing countries, where enrollment rates are generally much lower, and where private institutions constitute a much larger share of the formal preschool sector, than in developed countries. This paper...

We examine corporate restructuring following privatization using uncommonly rich data on the population of Portuguese …firms from 1991-2009. We …find that privatization leads to sizable job losses, reflecting reductions in both the number of establishments and in the number of workers per...

We examine if an expansion in the supply of public preschool crowds-out private enrollment using rich data for municipalities in Brazil from 2000-2006, where federal transfers to local governments change discontinuously with given population thresholds. Results from a regression-discontinuity...