1. Bergman, M. M., & Joye, D. (2005). Comparing Social Stratification Schemata: CAMSIS, CSP-CH, Goldthorpe, ISCO-88, Treiman, and Wright. Cambridge Studies in Social Research, No. 10. Social and Political Science.
2. Breen, R. (2007). Intergenerational mobility: Core model of social fluidity. The Blackwell Encyclopedia of Sociology.
3. Census and Statistics Department. (2006). Hong Kong 2006 Population By-census – Thematic Report: Household Income Distribution in Hong Kong. Census and Statistics Department.
4. Census and Statistics Department. (2011a). Hong Kong 2011 population census – Thematic report: Household income distribution in Hong Kong. Census and Statistics Department.
5. Census and Statistics Department. (2011b). Hong Kong 2011 population census – Thematic report: Persons from the mainland of China having resided in Hong Kong for less than 7 years. Census and Statistics Department.