"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...

The report is the third in a series of reports that evolved from a collaboration between the local government of the City of Johannesburg, and the World Bank in 1999-2000 on the theme of local economic development. It presents the main findings of the 1999 World Bank informal sector survey,...

"This study reviews regulatory instruments designed to reduce environmental externalities from the transport sector. The study finds that the main regulatory instruments used in practice are fuel economy standards, vehicle emission standards, and fuel quality standards. Although industrialized...

"Global climate change is occurring at an accelerating pace, and the global greenhouse gas (GHG) emissions that are forcing climate change continue to increase. Given the present pace of international actions, it seems unlikely that atmospheric composition can be stabilized at a level that will...

"This paper provides new empirical evidence to the debate on the optimal locus of power over environmental policymaking in developing countries. The authors develop a simple lobby group model with mobile capital. The model predicts that a decentralized institutional structure leads to weaker...

"One of the most contentious debates today is whether pollution-intensive industries from rich countries relocate to poor countries with weaker environmental standards, turning them into "pollution havens." Empirical studies to date show little evidence to support the pollution haven hypothesis,...