It takes many years for more efficient electronic payments to be widely used, and the fees that merchants (consumers) pay for using those services are increasing (decreasing) over time. We address these puzzles by studying payments system evolution with a dynamic model in a twosided market...

Despite far-reaching banking sector reforms and a prolonged period of macroeconomic stability and strong economic growth, financial intermediation in Armenia has lagged behind other transition countries, and interest rate spreads have remained higher than in most Central and Eastern European...

A model for world crude oil and natural gas markets is estimated. It confirms low price and high income elasticities of demand for both crude oil and natural gas, which explains the market power of oil producers and price volatility following shocks. The paper establishes a relationship between...

This paper examines the evolution of market structure in emerging market banking systems during the 1990s. While significant bank consolidation has been taking place in these countries, reflected in a sharp decline in the number of banks, this process has not systematically been associated with...

More developed financial systems are associated with higher investment and better economic performance. This paper discusses possible factors that may inhibit a deepening of bank intermediation and more efficient banking in Brazil, two aspects that are found to be significantly different than in...

This paper examines the role of middlemen (brokers) in an imperfect secondary market for quota licenses. Middlemen facilitate trade when markets are thin, as potential buyers and sellers find it difficult to meet and transact directly. However, in thin markets, middlemen also have the ability to...

Bank profits are high in Sub-Saharan Africa (SSA) compared to other regions. This paper uses a sample of 389 banks in 41 SSA countries to study the determinants of bank profitability. We find that apart from credit risk, higher returns on assets are associated with larger bank size, activity...

This paper shows that the presence of quotas on imported inputs that are based on installed capacity can lead to capacity underutilization in manufacturing industries of developing countries. A replacement of such quotas, by tariffs leads to full capacity utilization under assumptions of both...

The paper analyzes the effects of informational asymmetries on the market structure of the banking industry in a multi-period model of spatial competition. All lenders face uncertainty with regard to borrowers’ creditworthiness, but, in the process of lending, incumbent banks gather...

We study a monetary, general equilibrium economy in which banks exist because they provide intertemporal insurance to risk-averse depositors. A ""banking crisis"" is defined as a case in which banks exhaust their reserve assets. Under different model specifications, the banking industry is...