The growth of pharmaceutical expenditure and its prediction is a major concern for policymakers and healthcare managers. This paper explores different predictive models to estimate future drug expenses, using demographic and morbidity individual information from an integrated healthcare delivery...

This paper proposes a framework to implement regression-based tests of predictive ability in unstable environments, including, in particular, forecast unbiasedness and efficiency tests, commonly referred to as tests of forecast rationality. Our framework is general: it can be applied to...

We analyze holdings of public bonds by over 20,000 banks in 191 countries, and the role of these bonds in 20 sovereign defaults over 1998-2012. Banks hold many public bonds (on average 9% of their assets), particularly in less financially-developed countries. During sovereign defaults, exposure...

This paper studies exchange rate policy in a small open economy model featuring an occasionally binding collateral constraint and Fisherian deflation. The goal is to evaluate the performance of alternative exchange rate policies in sudden stop-prone economies. The key element of the analysis is...

This paper describes the stylized facts characterizing periods of exceptionally large capital inflows in a sample of 70 middle- and high-income countries over the last 35 years. We identify 155 episodes of large capital inflows, and we find that these events are typically accompanied by an...

Governments and international development agencies often fail in their efforts to build and reform property and company registries. They implement misguided policies rooted in a poor understanding of the role that registries play in the modern economy. This work aims to remedy this situation by...

I. Introduction: Economic Inequality and Economic Growth in Latin America (19th and 20th centuries and the colonial heritage). The extent to which Latin America was one of the most unequal continents of the world during the last 5 centuries has been a matter of debate in recent literature. After...

The discussion about the need for Social Security reforms has recently resurfaced, and is expected to continue to be part of the political agenda in the near future. Our paper is a step in the direction of providing a framework for policy analysis that accounts for employment uncertainty,...