@unpublished{publication-3644,
	author={Pfeifer, C and Janssen, S and Yang, P and Backes-Gellner, Uschi},
	institution={University of L{\"u}neburg},
	issn={1860-5508},
	number=170,
	pages=36,
	series={University of L{\"u}neburg Working Paper Series in Economics},
	title={Training participation of an aging workforce in an internal labor market},
	year=2010,
}