@techreport{Geisler2012,
author = {Geisler, E.  and Kreyenfeld, M. },
title= {How policy matters: Germany’s parental leave benefit reform and fathers’ behavior 1999–2009},
year = {2012},
publisher = {Max Plank Institute for Demographic Research },
address = {Rostock},
number = {MPIDR working paper 21},
}