This paper shows that donors that maximize relative aid impact spread their budgets across many recipient countries in a unique Nash equilibrium, explaining aid fragmentation. This equilibrium may be inefficient even without fixed costs, and the inefficiency increases in the equality of donors'...

Macroprudential policies - caps on loan to value ratios, limits on credit growth and other balance sheets restrictions, (countercyclical) capital and reserve requirements and surcharges, and Pigouvian levies - have become part of the policy paradigm in emerging markets and advanced countries...

This paper examines the environmental effects of mineral taxes in a framework that recognizes the importance of rates and cumulative externalities and proposes an appropriate corrective tax. It concludes that mineral resources taxation should combine neutral taxes with a dynamic Pigovian type...

Spain has the most serious and persistent unemployment problem in Europe, with an unemployment rate that reached 24.6 percent in early 1994. This paper explores the characteristics of this unemployment problem, its causes, and provides a brief discussion of recent labor market reform measures...

Using a newly-compiled dataset of state-owned enterprises in Sub-Saharan Africa, we present aggregate information about profitability, liquidity and leverage. We find that 40 percent of the close to 300 surveyed SOEs are unprofitable, while larger firms also tend to be illiquid and...

This paper assesses the impact of climate-related disasters on medium-term growth and analyzes key structural areas that could substantially improve disaster-resilience. Results show that (i) climaterelated disasters have a significant negative impact on medium-term growth, especially for...

Covid-19 has exacerbated economic and social vulnerabilities across Sub-Saharan Africa (SSA). There is a risk that growth could be lower for longer, with a setback to development. Post-pandemic reforms thus become even more important, especially with constrained scope for fiscal and monetary...

The labor structure in sub-Saharan Africa is characterized by a high share of informal employment in the rural agricultural sector. The impact of COVID-19 on female employment may not appear to be large as the share of such employment is particularly high among women. Nevertheless, widespread...