This study analyzes determinants of entry and exit transitions in the Aid to Families with Dependent Children program using data from the Panel Study of Income Dynamics. The principal findings are that state-controlled policy parameters such as the AFDC "guarantee" (the payment received when...

This paper presents new measures of the implicit marginal tax rate on earnings in the Aid to Families with Dependent Children (AFDC) program. Previous measures suffer from two types of bias. First, they do not adequately control for nonlinear relationships between AFDC payments and earnings....

Under phased retirement, an older worker remains with his or her employer while gradually reducing work hours and effort. Although older workers often express an interest in phased retirement, actual occurrences are evidently rare. A possible explanation is that employers limit opportunities for...

This paper first proposes a new way to use segregation curves to examine whether one distribution of people across groups (e.g., occupations or neighborhoods) is more segregated than another. It then uses Blackwell’s criterion to extend the argument to more than two types of people. The basic...

There are jobs for which firms employ older workers but tend not to hire new older workers. This may be attributable in part to implicit con tracts that discourage worker shirking and malfeasance by shifting compensation to the end of the contract. Such "delayed payment" contracts can introduce...

This paper uses a telephone survey of 950 employers to examine employer-side restrictions on phased retirement. The survey not only collected information on establishment level policies, but it also asked questions about a specific worker's opportunity for phased retirement. The paper uses these...

This paper analyzes the relationship between AFDC benefits and a single mother's propensity to reside in a subfamily-i.e., within another family rather than in her own independent household. We find that some states pay lower benefits to mothers living in subfamilies. In those states, a single...