@article {12241,
	title = {The Exit-Voice Tradeoff in the Labor Market: Unionism, Job Tenure, Quits, and Separations},
	journal = {Quarterly Journal of Economics},
	year = {1980},
	note = {Summary reprinted in The Changing Nature of Work, Vol 4 in the series Frontier Issues in Economic Thought, Robert Reich (intro) (Island Press: 1998)},
	pages = {643-673},
	author = {Richard Freeman}
}
