<affiliation wicri:level="1"><nlm:affiliation>Division of Economic Research, Office of Research, Evaluation, and Statistics, Office of Retirement and Disability Policy, Social Security Administration, USA.</nlm:affiliation>
<country xml:lang="fr">États-Unis</country>
<wicri:regionArea>Division of Economic Research, Office of Research, Evaluation, and Statistics, Office of Retirement and Disability Policy, Social Security Administration</wicri:regionArea>
<wicri:noRegion>Social Security Administration</wicri:noRegion>
</affiliation>