On Wikipedia, the largest online encyclopedia, editors who contribute to the same articles and exchange comments on articles’ talk pages work in collaborative manner engaging in communication about their work. Thus they can be considered as peers who are likely to influence each other. In this...

This paper represents the first application of a novel strategy to estimate peer effects in education in a developing country. It provides evidence on peer effects in standardized tests by exploiting a unique data set on social networks in Uruguayan primary schools. The identification method...