Schneider, Stefan http://orcid.org/0000-0002-4562-0524
Stone, Arthur A.
Funding for this research was provided by:
National Bureau of Economic Research (5R01AG040629, P01 AG05842)
National Institute on Aging (R01 AG042407-01A1)
Article History
Accepted: 16 June 2015
First Online: 23 June 2015
Compliance with Ethical Standards
:
: S.S. declares that he has no conflict of interest. A.A.S. is a Senior Scientist with the Gallup Organization and a Senior Consultant with ERT, Inc.
: This article does not contain any studies with human participants or animals performed by any of the authors.