The outbreak of Severe Acute Respiratory Syndrome (SARS) in the winter of 2002-03 raised the specter of a new, unknown and uncontrollable infectious disease that spreads quickly and is often fatal. Certain branches of economic activity, notably tourism, felt its impact almost at once, and...

An AIDS epidemic threatens Ethiopia with a long wave of premature adult mortality, and thus with an enduring setback to capital formation and economic growth. The authors develop a two-sector model with three overlapping generations and intersectorally mobile labor, in which young adults...

"An AIDS epidemic threatens Ethiopia with a long wave of premature adult mortality, and thus with an enduring setback to capital formation and economic growth. The authors develop a two-sector model with three overlapping generations and intersectorally mobile labor, in which young adults...