OBJECTIVE To study the temporal relationship between socioeconomic disadvantage and onset of chronic disabling conditions in childhood. METHOD Using parent reported data from the Longitudinal Study of Australian Children, we compared children who developed a chronic disabling condition between the ages of 6/7 and 10/11 years with children without a chronic disabling condition at either age. L...

Between 1968 and 1978 four negative income tax experiments were conducted; they were designed to measure labor supply and earnings. The experiments were not designed to measure the effects of government programs on such demographic behavior as marital dissolution, fertility, family composition, or the decision to marry or remarry. Nevertheless, the data from the experiments have been used to an...