Infectious diseases are transmitted from person to person or from vectors such as mosquitoes to people. The uninfected take precautions against these diseases and the infected try to mitigate their symptoms and to get cured. In doing so, people may weigh the costs of illness, prevention and...

Repudiation and expropriation pose obstacles to the international mobility of capital and thereby to efficient international allocation of resources. Tomz discusses the determinants of lending in the face of the threat of repudiation. Using history, he argues that debtor countries have sought a...