Economic growth can reduce corruption. A Vietnamese study shows that when employment in an industry doubled, bribery fell by 1.6 percentage points

Informal taxation is common in developing countries. Ben Olken presents facts on this new system based on 10 surveys around the world.

Summary video of Ben Olken discussing the effectiveness of and trade-offs between different methods of targeting development assistance.

Part 2: Ben Olken discusses the effectiveness of and trade-offs between different methods of targeting development assistance.

Ben Olken discusses the effectiveness and trade-offs of different methods of targeting development assistance.