Problem
U.S. environmentalists back EU emission plan The European Union requires any airline operating to or from an EU airport to participate in the EU cap-and-trade system under which 15 percent of pollution credits for airlines will be auctioned off and the other 85 percent of credits are being given without charge. Explain the conditions under which a cap-and-trade system would reduce the amount of airline emissions to the efficient quantity.
The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.