@booklet {hahn_what_2009,
	title = {What Has the Kyoto Protocol Wrought? The Real Architecture of International Tradeable Permit Markets},
	year = {1999},
	note = {F-15},
	publisher = {The AEI Press},
	address = {Washington, D.C.},
	author = {Hahn, Robert W. and Robert N. Stavins}
}
