1. Rauum, Oddbj⊘rn, Kjell G. Salvanes, and Erik Ø. S⊘rensen (2001). “The Neighbourhood is Not What it Used To Be: Has There Been Equalization of Opportunity Across Families and Communities in Norway?” Department of Economics, University of Oslo, Memorandum No. 36/2001
2. Social Mobility and the Demand for Redistribution: The Poum Hypothesis
3. Cross National Comparative Status Attainment Research;Treiman;Research in Social Stratification and Moblity,1990
4. Snapshots versus movies
5. Reville, Robert T. (1995). “Intertemporal and Life Cycle Variation in Measured Intergenerational Earnings Mobility.” RAND Working Paper