This paper develops a framework to analyze the actuarial adjustments faced by American workers who claim Social Security benefits before or after their Full Retirement Age (FRA). We derive the conditions under which these adjustments are “actuarially fair” (or “neutral”) and develop...

One of the important determinants of fertility behavior is the value (cost and benefits) of children as perceived by parents. This value is likely to vary by child and parental characteristics, household income, and other aspects of the socioeconomic environment. Since it is non-economic as well...

Previous studies on the spread of obesity in social networks have focused on the contemporaneous effect of peer weight outcomes on individuals. This article is the first to investigate the longer term effects, within adolescence and from adolescence into early adulthood, of peers on individual...

We test for differences across the two most recent NHANES survey periods (1988–1994 and 1999–2004) in self-perception of weight status. We find that the probability of self-classifying as overweight is significantly lower on average in the more recent survey, for both men and women,...

This article investigates the link between position in the birth order and early scholastic ability. Using matched mother-child data from the National Longitudinal Survey of Youth (1979 cohort, NLSY79), I find that being the first-born is beneficial even after controlling for (nonlinear) effects...