A wide literature uses date of birth as an instrument to study the causal effects of educational attainment. This paper shows how parents delaying their children's initial enrollment in kindergarten, a practice known as redshirting, can make estimates obtained through this identification...

This paper re-examines the instrumental variable approach to estimating the effect of compulsory school law on education in the US pioneered by Angrist and Krueger (1991). We show that the approach not only yields empirically inconsistent estimates but is conceptually confused. The confusion...

This paper sheds light on the causal relationship between education and health outcomes. We combine three surveys (SHARE, HRS and ELSA) that include nationally representative samples of people aged 50 and over from fourteen OECD countries. We use variation in the timing of educational reforms...

This paper examines the effects of increasing the compulsory school leaving (CSL) age from 16 to 18 in Hungary using a regression discontinuity design (RDD) identification strategy. The new CSL age was introduced for those entering their first year of elementary school in 1998. Identification is...