This paper investigates the robustness of recent findings on the effect of parental background on child health. We are particularly concerned with the extent to which their finding that income effects on child health are the result of spurious correlation rather than some causal mechanism. A...

This paper looks at the effects of unemployment on re-employment wage for men using the first seven waves of the British Household Panel Survey (BHPS) conducted over the period 1991- 1997. In particular, how the effect of an interruption changes over time, and whether the type of interruption...

We examine the effect of single-sex classes on the pass rates, grades, and course choices of students in a coeducational university. We randomly assign students to all-female, all-male, and coed classes and, therefore, get around the selection issues present in other studies on single-sex...