@article{Cremer2006a,
	title = {Pensions with endogenous and stochastic fertility},
	author = {Helmuth Cremer and Firouz Gahvari and Pierre Pestieau},
	journal = {Journal of Public Economics},
	month = {Dec},
	number = {12},
	pages = {2303--2321},
	url = {http://www.sciencedirect.com/science/article/B6V76-4KVXHGG-1/1/3d114390c5d167b6930c446c4e1a81a1},
	volume = {90},
	year = {2006},
	biburl = {http://www.bibsonomy.org/bibtex/276d2dbcfb8323eda7ee4ea6e85c4889d/smicha},
	keywords = {Pay-as-you-go security social }
}