@article{Cox2008,
	title = {Revealed Altruism1},
	author = {James C. Cox and Daniel Friedman and Vjollca Sadiraj},
	day = {01},
	journal = {Econometrica},
	month = {Jan},
	note = {doi: 10.1111/j.0012-9682.2008.00817.x},
	number = {1},
	pages = {31--69},
	url = {http://www.blackwell-synergy.com/doi/abs/10.1111/j.0012-9682.2008.00817.x},
	volume = {76},
	year = {2008},
	biburl = {http://www.bibsonomy.org/bibtex/2c703d208cfcdff3e7fc6535eac96d5a6/smicha},
	keywords = {imported }
}