Note: A sub-sample of the Health and Retirement Study (HRS) participated in the 2011 Internet-based survey developed jointly by the HRS, Survey Research Center (SRC) Institute for Social Research (ISR) at the University of Michigan, and the RAND Corporation. The National Institute on Aging at NIH (R01 AG020638) provided funding to RAND with a subcontract to UM for the 2011 Internet Survey. The 2011 Internet Survey Final Release (Version 1.0) covered numerous topics including health, cognition, well-being, economics (income, assets, expectations, and consumption), and retirement. The 2011 Internet Survey is the fifth in a series of surveys conducted on the Internet. Completed interviews were obtained from 4,590 HRS respondents.