Longitudinal studies in the broader context of relationships and family research (selection)
German Ageing Survey (DEAS)
https://www.dza.de/en/research/deas
Generations and Gender Survey (GGS)
http://www.ggp-i.org/
National Educational Panel Study (NEPS)
https://www.neps-data.de/Mainpage
National Longitudinal Surveys (NLS)
http://www.bls.gov/nls
National Survey of Families and Households (NSFH)
http://www.ssc.wisc.edu/nsfh
Netherlands Kinship Panel Study (NKPS)
http://www.nkps.nl
Longitudinal Studies of Generations
www.icpsr.umich.edu/icpsrweb/ICPSR/studies/22100
Panel Study of Income Dynamics (PSID)
http://www.isr.umich.edu/src/psid
Survey of Health, Ageing and Retirement in Europe (SHARE)
http://www.share-project.org/
The German Socio-Economic Panel (SOEP)
http://www.diw.de/en/soep