Auto Portability's Foundational Research
Auto portability is supported by a broad base of empirical research that clearly demonstrates the problems facing American workers (job-changing, systemic friction and 401k cashout leakage) as well as the solution: moving retirement savings forward when participants change jobs.
2009 GAO Study on 401(k) Leakage
The GAO releases their 2009 study on 401(k) cashout leakage, entitled: 401(K) PLANS: Policy Changes Could Reduce the Long-term Effects of Leakage on Workers' Retirement Savings.