In this paper, we estimate the extent of ability peer effects in the classroom and explore the underlying mechanisms through which these peer effects operate. We identify as low ability students those who are enrolled at least one year behind their birth cohort ("repeaters"). We show that there...

A longstanding question in the economics of the family is the relationship between sibship size and subsequent human capital formation and economic welfare. If there is a "quantity-quality trade-off," then policies that discourage large families should lead to increased human capital, higher...

There is renewed interest in ways to enhance secondary education, especially among disadvantaged students. This study evaluates the short-term effects of a remedial-education program that provided additional instruction to under-performing high-school students in Israel. The program targeted...

This paper investigates the effects of environmental conditions during pregnancy on later life outcomes using quasi-experimental variation created by the immigration of Ethiopian Jews to Israel in May 24th 1991. Children in utero prior to immigration faced dramatic differences in medical care...

The time that children spend in school varies across countries. Do these differences explain international gaps in pupils' academic achievements? In this paper, I estimate the effects of instructional time on students' achievement using PISA 2006 data, which includes data samples from over 50...

Recent lab and field experiments suggest that women are less effective than men in a competitive environment. In this paper I examine how individual performance in a real work place is affected by a competitive environment and by its gender mix. The competition is among math, English and...

In 1994 the city of Tel Aviv replaced its existing school integration program based on inter-district busing, with a new program that allowed students to choose freely between schools in and out of district. This paper explores the impact of this program on high school outcomes while...

Schools and teachers are often said to be a source of stereotypes that harm girls. This paper tests for the existence of gender stereotyping and discrimination by public high-school teachers in Israel. It uses a natural experiment based on blind and non-blind scores that students receive on...

Performance-related incentive pay for teachers is being introduced in many countries, but there is little evidence of its effects. This paper evaluates a rank-order tournament among teachers of English, Hebrew, and mathematics in Israel. Teachers were rewarded with cash bonuses for improving...

This paper examines the dynamic effects of a teachers' pay for performance experiment on long-term outcomes at adulthood. The program led to a gradual increase in university education of the high school treated students, reaching a gain of 0.25 years of schooling at age 28-30. The effects on...