Social Security, Demographics, and Risk [electronic resource] /
by Christoph Borgmann.
- Berlin, Heidelberg : Springer-Verlag Berlin Heidelberg, 2005.
- xv, 178 p. : digital ; 25 cm.
- Population Economics, 1431-6978. .
Social security--Finance. Older people--Economic conditions. Economics/Management Science. Population Economics. Public Finance & Economics. Social Policy.