This paper contains the first infant health production functions that simultaneously consider the effects of a variety of inputs on race-specific neonatal mortality rates. These inputs include the use of prenatal care, neonatal intensive care, abortion, federally subsidized organized family...

The paper tests whether the impact of prenatal care on birthweight is contaminated by selection bias, and if so, whether adverse or favorable selection dominates. A two-stage selectivity correction model with an ordered criterion function is applied to race- and ethnic-specific data from 1984...

This is the first study that decomposes unemployment into its structural and cyclical components and investigates their impact on income distribution, controlling for the influence of inflation. Increases in structural unemployment have a substantial ...

In this paper I compare changes in homicide and arrest rates among cohorts born before and after the legalization of abortion to changes in crime in the same years among similar cohorts who were unexposed to legalized abortion. I find little consistent evidence that the legalization of abortion...