Knijn, G.C.M.

family parent children family members support member contact obligation respondent distance relationship people sibling percent divorce household family ties child netherland table family relationships difference feeling marriage level effect dutch education adult women partner group number *** exchange result study adult children journal mother income family obligations solidarity pattern course change father question network category dykstra life course cohesion generation status university gender age groups rossi quality family cohesion chapter characteristic figure analysis population 0.00 family obligation family member strength grandparents moroccan position finding research kilometre state percentage extent society