The recent literature on instrumental variables (IV) features models in which agents sort into treatment status on the basis of gains from treatment as well as on baseline-pretreatment levels. Components of the gains known to the agents and acted on by them may not be known by the observing...

This paper uses semi-parametric econometric techniques to investigate the relationship between basic skills and earning in three post-communist countries: the Czech Republic, Hungary and Slovenia using the IALS dataset. While the large increases in the returns to education in the new market...

University tuition fees for undergraduates were abolished in Ireland in 1996. This paper examines the effect of this reform on the socio-economic gradient (SES) to determine whether the reform was successful in achieving its objective of promoting educational equality. It finds that the reform...