Despite the widespread occurrence of humanitarian emergencies such as epidemics, earthquakes, droughts, floods and violent conflict and despite the significant financial resources devoted to humanitarian assistance, systematic learning from such interventions using rigorous theory-based impact...

1. Introduction -- 2. Action on Climate Change: What Does it Mean and Where Does it Lead To? -- Part 1. Policy -- 3. Mainstreaming Impact Evidence in Climate Change and Sustainable Development -- 4. Pathway to Impact: Supporting and Evaluating Enabling Environments for Research for Development...

Kopits and Cropper examine the impact of income growth on the death rate due to traffic fatalities, as well as on fatalities per motor vehicle and on the motorization rate (vehicles/population) using panel data from 1963-99 for 88 countries. Specifically, they estimate fixed effects models for...