Private actors have been actively working on standards that certify products and their production processes to minimize negative externalities. The number of Voluntary Sustainability Standards (VSS) has been increasing over the last few decades, raising interest in understanding their impact on...

The past decade has seen the emergence of numerous rigorous impact evaluations of teacher policies. This paper reviews the economic theory and empirical evidence on eight teacher policy goals: (1) setting clear expectations for teachers; (2) attracting the best into teaching; (3) preparing...