Recent carbon market prices are substantially lower than mean or median estimates of the social cost of carbon in the literature. Intuition would therefore suggest that 'investment errors' are being made, in the sense that markets favor higher carbon-emitting projects, while global welfare would...

This internal background paper has been prepared to help inform the 2010 environment strategy with respect to a proposed way forward on use of country systems. The World Bank Group environment strategy is built on three pillars: leveraging natural resources for growth and poverty reduction;...

"New research on urban air pollution casts doubt on the conventional view of the relationship between economic growth and environmental quality. This view holds that pollution automatically increases until societies reach middle-income status because poor countries have neither the institutional...