@article {47056,
	title = {Gambling on the market : are oil companies hedging away their profits?},
	volume = {BUEC 663},
	year = {2006},
	pages = {32},
	institution = {University of Alberta, School of Business},
	url = {http://www.business.ualberta.ca/Centres/CABREE/Energy/~/media/University\%20of\%20Alberta/Faculties/Business/Faculty\%20Site/Centres/CABREE/Documents/Energy/Oil/ChangGamblingOnTheMarket.ashx},
	author = {Chang, Cheng-Hsin}
}
