This article describes the anatomy of health insurance. It begins by considering the optimal design of health insurance policies. Such policies must make tradeoffs appropriately between risk sharing on the one hand and agency problems such as moral hazard (the incentive of people to seek more...

This article describes the anatomy of health insurance. It begins by considering the optimal design of health insurance policies. Such policies must make tradeoffs appropriately between risk sharing on the one hand and agency problems such as moral hazard (the incentive of people to seek more...

Als roter Faden dienen Momentaufnahmen von Entscheidungen, die in allen Teilen der Welt innerhalb von 24 Stunden getroffen wurden. Daran werden Verzahnung und Dynamik der Weltwirtschaft demonstriert mit überwiegend positiven, aber auch negativen sozioökonomischen und politischen Auswirkungen....

A cross-country regression using only a handful of deeply rooted explanatory variables accounts for 80 percent of the variation in living standards across countries. Most of the biggest residuals from the regression can also be explained, at least partially, with rudimentary facts about the...