Abstract This paper reports the results of a telephone survey of state-level officials as to the influence of evaluations of three state welfare innovations: California's GAIN, New York's CAP, and Florida's Project Independence. The three experiments were known to those interviewed, yet they did...

In social experiments, individuals, households, or organizations are randomly assigned to two or more policy interventions. Elsewhere, we have summarized 143 experiments completed by autumn 1996. Here, we use the information we have gathered on these experiments and findings from informal...