Societies socialize children about many things, including sex. Socialization is costly. It uses scarce resources, such as time and effort. Parents weigh the marginal gains from socialization against its costs. Those at the lower end of the socioeconomic scale indoctrinate their daughters less...

KIDS COUNT is a national and state-by-state effort to track the status of children in the U.S. Ten key measures comprise an index of child well-being used to rank states and supplemental data on education, health, and economic conditions for each state. Data from the 2003 KIDS COUNT Data Book...