A mother's decision to participate in the labour market is correlated with those of the other mothers living in the same neighbourhood. This paper studies the extent to which this is causal. An identification problem exists because mothers with similar characteristics are often observed living...

The famous events of May 1968, starting with student riots, threw France into a state of turmoil. The period of 'revolution' coincided with the time in which important examinations are undertaken. Normal procedures were abandoned and the pass-rate for various qualifications increased enormously....

In many countries, the Sixties marked a turning point in the history of women's emancipation. Using data with information on the birth order of large samples of individuals, we show that the first to be affected by this revolution were the first-born of the early 1960s: they grew up much more...

This paper investigates the effect of grouping students by prior achievement into different classes (or schools) in settings where students are competing for admission to programs offering only a limited number of places. We first develop a model that identifies the conditions under which the...