Voluntary participation can improve multilateral environmental governance. We develop a theory of voluntary participation in federal environmental policy by states of differing wealth. Using a general equilibrium model, we formalize voluntary participation by a Pareto-improving federal emission...

Climate policy needs to set incentives for actors who face imperfect, distorted markets and large uncertainties about the costs and benefits of abatement. Investors price uncertain assets according to their expected return and risk (carbon beta). We study carbon pricing and financial incentives...

Ergänzend zu den Beiträgen, die im ifo Schnelldienst Nr. 7/2007 zum Klimawandel veröffentlicht wurden, legen Ottmar Edenhofer, Christian Flachsland und Thomas Bruckner, Potsdam-Institut für Klimafolgenforschung, dar, welchen Beitrag Deutschland zur Lösung des Weltklimaproblems ihrer Meinung...

Germany aims to phase out coal to achieve its 2030 climate target, for which a UK-style carbon price floor is considered. But this measure comes with risks related to the uncertainty about what price level is sufficient, and the waterbed effect arising from unilateral policy under the EU-ETS....