1. Capros, P., Mantzos, L., 2000. The economic effects of EU-wide industry-level emissions trading to reduce greenhouse gases. Results from the PRIMES energy systems model. National Technical University of Athens, Greece. May 2000.
2. European Commission, 2000. Green paper on greenhouse gas emissions trading in the European Union, Brussels.
3. European Commission, 2001a. Proposal for a Directive on emissions trading of greenhouse gases within the EU, Brussels, May 2001.
4. European Commission, 2001b. Directive on renewable electricity, Brussels, September 2001.
5. KPMG, 2001. Commission CO2-trade; Consultation document, February 2001 (in Dutch).