The federal-state system of unemployment insurance (UI) in the United States was established by the Social Security Act of 1935 during the Great Depression. Under the program, states provide temporary partial wage replacement to involuntarily unemployed workers with significant labor force...

An important decision that must be made in operating training programs targeted toward disadvantaged workers is whether the programs dictate the specific training programs that participants will take or they issue vouchers that permit participants to select their specific training programs. Over...

It is widely agreed that randomized controlled trials - social experiments - are the gold standard for evaluating social programs. There are, however, many important issues that cannot be tested using social experiments, and often things go wrong when conducting social experiments. This paper...