We were asked to discuss specific methodological approaches to evaluating three hypothetical interventions. This article uses this forum to discuss three misperceptions about randomized trials. First, nobody argues that randomized trials are appropriate in all settings, and for all questions....

Unskilled labor is the abundant resource in many developing countries, especially at an early stage of their development. Yet, even as at given technologies labor markets have not cleared, neo-classical economists have rejected the notion of an institutional or bargaining wage not based on...