We evaluate a simple allocation mechanism of students to majors at college entry that was commonly used in universities in Brazil in the 1990s and 2000s. Students first chose a single major and then took exams that select them in or out of the chosen major. The literature analyzing student...

In this paper, we evaluate the impact of foreign fees, paid by consumers when they withdraw cash at banks that are not their own, on their withdrawals. We take advantage of a natural experiment whereby (non linear) payment fees for withdrawing cash at foreign ATMs were introduced at one point in...

In this paper, we investigate the use of interactive effect or linear factor models in regional policy evaluation. We contrast treatment effect estimates obtained by Bai (2009)'s least squares method with the popular difference in difference estimates as well as with estimates obtained using...