This paper reviews recent international initiatives and domestic policy developments aimed at helping countries to protect their tax base against erosion by individuals and companies that allocate assets to or route income via low tax jurisdictions. The paper highlights the benefits and...

How should developing countries tax corporate income? This paper studies this question in Costa Rica, where firms face discontinuously higher average tax rates on profits when their revenue marginally increases. The paper combines a discontinuity and a bunching design to estimate the profit...

This paper examines the determinants of corporate savings in a cross-country panel setting. Specifically, it employs firm-level data covering more than 540,000 firm-year observations for 12 advanced and emerging market economies. Panel regression results suggest that reductions in statutory...

This paper investigates the costs and benefits of concluding double tax treaties with investment hubs. Based on a sample of 41 African economies from 1985-2015, the results suggest that signing treaties with investment hubs is not associated with additional investments; yet, these treaties tend...