The Socioeconomic Survey of Twins Collection includes materials collected by Jere R. Behrman, Mark R. Rosenzweig, and Paul Taubman from the Economics Department at the University of Pennsylvania. This collection contains surveys, administrative files, and publications associated with data collected from 1994-1996. In May 1994, the survey instrument was mailed out to 6,638 members of same-sex twin pairs. The majority of the collection contains surveys sent to same-sex twins, where a total of 3,786 twins returned their completed questionnaire via mail.
For more information about this collection, please view the finding aid.
Loading...
Reload document 
Open in new tab