Study Search Results Your query returned 2 results. Series results are grouped under the most relevant study. You can ungroup series results. Results per page: 25 50 100 Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. Most Downloaded (?) Study Title/Investigator 1. Current Population Survey, May 1997: Work Schedules (ICPSR 2482) United States Department of Commerce. Bureau of the Census 10 more results in Current Population Survey Series 2. Project on Human Development in Chicago Neighborhoods (PHDCN): Employment and Income Interview, Wave 1, 1994-1995 (ICPSR 13587) Earls, Felton J.; Brooks-Gunn, Jeanne; Raudenbush, Stephen W.; et al.