The recent crisis in the United States has often been associated with substantial amounts of policy uncertainty. In this paper we ask how uncertainty about fiscal policy affects the impact of fiscal policy changes on the economy when the government tries to counteract a deep recession. The...

The report provides an overview of environmentally harmful subsidies in Germany and makes proposals for their reform or reduction. It focuses on subsidies that have a negative impact on the environmental goods climate, air, soil, water, biodiversity and landscape, as well as on health and the...