Large classroom variance of student age is prevalent in developing countries, where achievement tends to be low. This paper investigates whether increased classroom age variance adversely affects mathematics and science achievement. Using exogenous variation in the variance of student age in...

Using survey data from the Indonesian manufacturing industry, this paper investigates the impact of minimum wage on employment and wages offered by Indonesian manufacturing firms from 1993 to 2006. It shows that the estimated effects of minimum wage on employment are positive within a province...