@book {15290,
	title = {Income, Wealth, and the Maximum Principle},
	series = {Harvard University Press},
	year = {2003},
	publisher = {Harvard University Press},
	organization = {Harvard University Press},
	address = {Cambridge, MA},
	url = {http://www.hup.harvard.edu/catalog.php?isbn=9780674025769},
	author = {Martin L. Weitzman}
}
