"This paper investigates how enforcement of labor regulation affects the firm's use of informal employment and its impact on firm performance. Using firm level data on informal employment and firm performance, and administrative data on enforcement of regulation at the city level, the authors...

"The authors analyze the role of international technological diffusion for firm-level technological innovations in several developing countries. Their findings show that, after controlling for firm, industry, and country characteristics, exporting and importing activities are important channels...