The ongoing transformation of the world’s energy systems requires an international monitoring to evaluate the transformation processes and to identify transferable leading practice policies. For this purpose, an independent scientific expert commission should be established for the G20. By...

Following a brief review of the rationale for promoting renewable energy sources, this paper compares alternative policies to promote the production of renewable electricity. The focus is on feed-in tariffs (used in Germany, Spain, and France - for instance) and tradable green certificate (TGC)...