Employee Benefit Research Institute – Importance of Individual Account Retirement Plans and Home Equity in Family Total Wealth, May 2017, Vol. 38, No. 7. “This EBRI Notes examines the level of assets held by families with a working family head ages 25-64 in individual account (IA) retirement plans (employment-based defined contribution (DC) plans and individual retirement accounts (IRAs)) relative to all of their financial assets. Furthermore, this study also shows the importance of home equity held by families.”