Timo Tohmo University of jyväskylä   P.O. Box 35 PL Box 35 Jyväskylä, Jyväskylä 40100 Suomi   timo.tohmo@jyu.fi             JEL Areas: J6 : Mobility, Unemployment, and Vacancies: General R2 : Urban, Rural, and Regional Economics: Household Analysis: General