This study examines whether offering sex education to young teenagers affects several measures of adolescent sexual behavior and health: virginity status, contraceptive use, frequency of intercourse, likelihood of pregnancy, and probability of contracting a sexually transmitted disease. Using...

This paper examines the relationship between various quantitative measures of urban centralization and urban housing prices through the use of a 2000 data set from the 452 Census designated urbanized areas in the United States. An empirical study of this type is necessary because: (1) the...

The emergence of publicly subsidized preschool raises important policy questions about the role of market forces and, in places where competition to provide these services exists, presents a setting in which the effects of competition on educational outcomes can be tested. We test...

This paper uses meta-analysis to investigate whether random assignment (or experimental) evaluations of voluntary government-funded training programs for the disadvantaged have produced different conclusions than nonexperimental evaluations. Information includes several hundred estimates from 31...

Using data from an experimental evaluation of the New Hope project, an anti-poverty program that increased employment and income, this study examined the effects of New Hope on entry into marriage among never-married mothers. Among never-married mothers, New Hope significantly increased rates of...