Dutch part of a cross-cultural study by Kerlinger et al. on the nature and structure of social attitudes, the other parts being conducted in Spain and the United States.Respondents were asked to express their feelings on a large amount of social, cultural and political concepts and to state to what extent labels like " conservative", " progressive" etc. applied to them.Partly based on C.P. Middendorp's study "Progressiveness and Conservatism" ( P0079 ). Progressiveness / liberalism / conservatism / traditionalism.Background variables: basic characteristics/ residence/ household characteristics/ occupation/employment/ income/capital assets/ education/ social class/ politics/ religion/ organizational membership