Our societies are witnessing a steady increase in longevity. This demographic evolution is accompanied by some convergence across countries, whereas substantial longevity inequalities persist within nations. The goal of this paper is to survey some crucial implications of changing longevity on...

Bulgaria is undergoing a profound socio-economic transformation brought about by extraordinary demographic change. Between 1950 and 1990, Bulgaria’s population grew from 7.3 million to 8.8 million and then declined to 7.5 million by 2010. Low birth rates and high mortality rates combined with...

Chinese "aid" is a lightning rod for criticism. Policymakers, journalists, and public intellectuals claim that Beijing is using its largesse to cement alliances with political leaders, secure access to natural resources, and create exclusive commercial opportunities for Chinese firms-all at the...

This paper considers a three-overlapping-generations model of endogenous growth wherein human capital is the engine of growth. It first contrasts the laissez-faire and the optimal solutions. Three possible accumulation regimes are distinguished. Then it discusses a standard set of tax-transfer...

We focus on the role that the transmission of information between a multilateral (e.g., the IMF) and a country has for optimal (conditional) reform design. The main result is that the informational advantage of the country must be strictly greater than the advantage of the multilateral in order...