The main interest of impact evaluations with experimental methods lies in their ability to measure precisely the effect of a social program when there is no preexisting data and when the theoretical framework is still the subject of many debates. These methods also allow for controlling both...

Using data from a randomized social experiment conducted in French Univesité du Maine in 2010-2012, we investigate how to mitigate the negative impact of student work on academic achievement. The experimented program consisted in proposing the students, willing to work, an access to a large set...

In France, the coexistence of three expensive policies intended to reduce the labor cost, a general payroll tax cut on low-paid jobs, the Tax Credit for Competition and Employment and the Responsibility Pact announced in early 2014 is a source of complexity that makes the overall tax-benefit...