Nearly every state in the United States has developed one or more voluntary cleanup programs (VCPs) to support an alternative approach to cleanup of contaminated sites. Thousands of sites have entered into these programs. Yet, despite the ubiquity of VCPs and the number of enrolled properties,...

Virtually all U.S. states have now created voluntary cleanup programs (VCPs) offering liability relief and other incentives for responsible parties to remediate contaminated sites. We use a duration model to analyze participation in Oregon's program. In contrast to previous VCP research, we find...

According to proponents, voluntary agreements (VAs) negotiated with polluters sidestep weak institutions and other barriers to conventional environmental regulation in developing countries. Yet little is known about their effectiveness. We examine VAs in Colombia, a global leader in the use of...

In order to inform the 2010 Strategy, and suggest what role the World Bank Group (WBG) can realistically play in strengthening environmental institutions and governance, this paper takes stock of WBG operations in this area since the 2001 Strategy. Looking across the spectrum of lending and...