Development involves change, but many development initiatives produce unimpressive results. The authors ask why and consider how to close the gap between the intended change and what we actually see in the evidence. This paper presents the findings of a study, initiated by the multi-donor Global...

Problem-driven political economy analysis holds considerable promise to help development practitioners identify what policies and strategies are most likely to succeed in addressing difficult and persistent development challenges. This volume is the result of a systematic effort to take stock of...