Immunization deserves high priority, especially in developing countries, for three reasons: vaccine-preventable diseases, disproportionately affect the poorest fifth of the population; immunization is among the most cost-effective interventions, and has a major impact in reducing the burden of...

"The majority of economic decisions taken by individuals are forward looking and thus involve their expectations of future outcomes. Understanding the expectations that individuals have is thus of crucial importance to designing and evaluating policies in health, education, finance, migration,...

"The authors offer evidence that U.S. interest rate policy has an important influence in the determination of credit spreads on emerging market bonds over U.S. benchmark treasuries and therefore on their cost of capital. Their analysis improves on the existing literature and understanding by...