Search Results Use the search box below to revise your search, or start a new search. Studies (3) Variables Publications Your query returned 3 studies. Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. 1. Current Population Survey, September 2015: Volunteer Supplement (ICPSR 36411) United States Department of Commerce. Bureau of Census; United States Department of Labor. Bureau of Labor Statistics; Corporation for National and Community Service 2. General Social Survey, 1972-2014 [Cumulative File] (ICPSR 36319) Smith, Tom W.; Hout, Michael; Marsden, Peter V. 3. National Survey of Midlife Development in the United States (MIDUS 3), 2013-2014 (ICPSR 36346) Ryff, Carol; Almeida, David; Ayanian, John; et al.