00390nam a2200121Ia 450000500170000008000180001724500710003526000270010630000100013350000070014352000990015058300190024920260716043152.0  a16.03.04 C764  aControlling carbon dioxide emissions : the tradeable permit system  bUNCTADaGenevaCHc1995  a40 p.  aDC  aPresents the main ideas, findings and conclusions of five UNCTAD studies on tradeable permits.  c3/7/00kM2LMGR