Details on type of house present versus ideal / immigration and emigration motivation / place of work / satisfaction with housing condition / detailed list of present accommodations in house / further wishes / opinions on location of house / ownership of house / strategies for finding another house / substudy on the aged / illness behaviour / physical dependence / membership of aiding organizations / desired type of housing / attitude to living in a home for aged persons. Background variables: basic characteristics/ residence/ housing situation/ household characteristics/ place of work/ occupation/employment/ income/capital assets/ education