InhaltsangabeInhalt: C. Böhringer / T. Hoffmann / T. F. Rutherford, Alternative Strategies for Promoting Renewable Energy in EU Electricity Markets - C. von Hirschhausen, Comment - G. Klepper, Biofuels and Climate Policy - H.-D. Karl, Investments of the German Electricity-Supply Industry - I. Ellersdorfer / S. Kempe / U. Remme / M. Blesl / U. Fahl / A. Voß, Comment - R. Madlener / P. Baake, Asymmetric Strategic Investment Behavior in Network Industries: the Case of Natural Gas Distribution in Norway - T. Requate, Comment - F. Holz, How Dominant is Russia on the European Natural Gas Market? Results from Modeling Exercises - U. Moslener, Comment