@article {27722,
	title = {"Defined Contribution Pensions: Plan Rules, Participant Decisions, and the Path of Least Resistance"},
	journal = {Tax Policy and the Economy},
	volume = {16},
	year = {2002},
	pages = {67-114},
	url = {http://www.nber.org/digest/apr02/w8651.html},
	author = {James Choi and David Laibson and Brigitte Madrian and Andrew Metrick}
}
