This paper analyzes four instruments that are widely used to measure the quality of centers serving children ages 0 to 36 months - the CLASS, the ITERS-R, the CC-IT-HOME, and the MITRCC - and that were administered to a sample of 404 child care centers in Ecuador. We first assess the...

There is widespread and unexplained variation in the outcomes of similar patients across place and providers in all developed health systems. This paper provides new evidence on the role senior doctors play in determining patient outcomes. I exploit within-hospital quasi-random assignment of...

This paper explores how social interactions among consumers shape markets. In a two-country model, consumers meet and exchange information about the quality of the goods. As information spreads, the demands evolve, affecting the prices and quantities manufactured by profit-maximizing firms. We...