Traditional bank competition policy seeks to balance efficiency with incentives to take risk. The main tools are rules guiding entry/exit and consolidation of banks. This paper seeks to refine this view in light of recent changes to financial services provision. Modern banking is largely...

This paper studies the welfare consequences of a government regulation that forces a patented equipment to be supplied by a number of independent producers. On the one hand, such a regulation hurts the value of a patent and therefore reduces activities in the R&D sector. On the other hand, the...

As in other sectors, competition in finance matters for allocative, productive and dynamic efficiency. Theory suggests, however, that unfettered competition is not first best given the special features of finance. I review these analytics and describe how to assess the degree of competition in...

This paper examines the effect of international trade on corporate market power in emerging market economies and developing countries, with a special focus on sub-Saharan Africa. The analysis is based on a large firm-level dataset, tariff data by sector and agreggate indicators of international...

Before the pandemic, the South African economy remained stuck in low gear, with anemic growth, stagnant private investment, and a shrinking tradable sector. Subdued growth has raised unemployment, poverty, and inequality, hindering inclusion efforts. The pandemic has worsened economic and social...

Does greater product market competition improve external competitiveness and growth? This paper examines this question by using country-and firm-level data for a sample of 39 sub-Saharan African countries over 2000-17, as well as other emerging market economies and developing countries, and...

We show that firms' market power dampens the response of their output to monetary policy shocks, using firm-level data for the United States and a large cross-country firm-level dataset for 14 advanced economies. The estimated impact of a firm's markup on its response to a monetary policy shock...

Healthcare in the United States is the most expensive in the world, with real per capita spending growth averaging 4 percent since 1980. This paper examines the role of market power of U.S. healthcare providers and pharmaceutical companies. It finds that markups (the ability to charge prices...

We show empirical evidence that there may not be a tradeoff between market income inequality and high sustained growth, which is key for poverty alleviation. We argue that the economies that achieved high sustained growth and low market income inequality are characterized by dynamism-a drive...