As school leaders, principals can influence student achievement in a number of ways, such as: hiring and firing teachers, monitoring instruction, and maintaining student discipline, among others. We measure the effect of individual principals on gains in student math and reading achievement...

Do households react to changes in the distribution of income in their localities by changing their charitable giving? The theoretical prediction of the effects of income inequality on giving is unclear. We study how changes in income inequality measured at the neighbourhood and municipality...

This study extends recent findings of a relationship between the relative age of students among their peers and their probability of disability classification. Using three nationally representative surveys spanning 1988-2004 and grades K-10, we find that an additional month of relative age...