Purpose This study aims to present the evaluation of a competency-based online professional development training program, PhD Progression, tied to a digital badge system, created to support PhD students across fields. Design/methodology/approach This study took place at Boston University, a...

We bound the distribution of treatment effects under plausible and testable assumptions on the joint distribution of potential outcomes, namely that potential outcomes are mutually stochastically increasing. We show how to test the empirical restrictions implied by those assumptions. The...

This paper studies seven rebate programs aiming at accelerating the replacement of energy-intensive household appliances. Based on a large product-level data set for several European countries, we study the effects on unit sales and prices of both subsidized and non-subsidized products. The...

This article presents identification results for the marginal treatment effect (MTE) when there is sample selection. We show that the MTE is partially identified for individuals who are always observed regardless of treatment, and derive uniformly sharp bounds on this parameter under three...

This paper investigates whether unconditional cash transfers can keep refugee children in school and out of work. We raise this question in the unique context of Turkey, which hosts the world's largest refugee population (including 3.6 million Syrians). Refugees in Turkey are supported by the...