SSRN listings for JEL E21: Consumption; Saving - The repository of academic papers about consumption and saving at the Social Science Research Network, filtered by Journal of Economic Literature classification code
The Panel Study of Income Dynamics - Longitudinal survey of a representative sample of US individuals and families, which has been ongoing since 1968.
Wealth is a Zero-Sum Game - The book "In Defense of Democratic Capitalism" exposits the view in this page's title.
E$Planner - Financial planning software, with economic rationale from research by Laurence Kotlikoff, Professor of Economics, Boston University