Bank of Mexico
NBER Working Papers and Publications
|November 2009||Families as Roommates: Changes in U.S. Household Size from 1850 to 2000|
with Todd Schoellman, Michèle Tertilt: w15477
Living arrangements have changed enormously over the last two centuries. While the average American today lives in a household of only three people, in 1850 household size was twice that figure. Further, both the number of children and the number of adults in a household have fallen dramatically. We develop a simple theory of household size where living with others is beneficial solely because the costs of household public goods can be shared. In other words, we abstract from intra-family relations and focus on households as collections of roommates. The model's mechanism is that rising income leads to a falling expenditure share on household public goods, which endogenously makes household formation less beneficial and privacy more attractive. To assess the magnitude of this mechanism, we...
Published: Alejandrina Salcedo & Todd Schoellman & Michèle Tertilt, 2012. "Families as roommates: Changes in U.S. household size from 1850 to 2000," Quantitative Economics, Econometric Society, vol. 3(1), pages 133-175, 03. citation courtesy of