In many public policy areas, randomized policy experiments can greatly contribute to our knowledge of the effects of policies and can thus help to improve public policy. However, policy experiments are not very common. This paper studies whether a lack of appreciation for policy experiments...

On an unprecedented scale, nations at all income levels and across the political spectrum have initiated privatization programs over the past twenty years. In the course of this privatization movement, microeconomic efficiency arguments have become the standard justification for the divestment...