A large literature has highlighted the potential detrimental effects of natural resource wealth on social, economic and political outcomes. We study a previously largely unexplored relationship --- the impact of natural resource wealth on criminal activity. Our empirical strategy exploits price...

Government regulations are often imperfectly enforced by public officials. In this study, we investigate if real-time monitoring of policy outcomes can improve enforcement of existing regulations by exploring the introduction of air pollution monitors in China. Exploiting assignment criteria...

Axbard and Deng (2024) exploit the rollout of new pollution monitors in China in 2015 in 177 medium-size cities to study the effect of air-quality monitors on enforcement actions by local governments and air quality. In their main difference-in-difference analysis, they identify the change in...