Has the labor share declined? And what is the impact of international trade? These questions are not only relevant in an international context they also matter for understanding the regional distribution of incomes in a given country. In this paper, we study two regions with trade exposures that...

We use a natural experiment to show that the presence of an external examiner in standardized school tests reduces the proportion of correct answers in monitored classes by 5.5 to 8.5% - depending on the grade and the test - with respect to classes in schools with no external monitor. We find...