Detailed analysis of political opinions and behaviour of supporters of 12 Dutch political parties. Voting behaviour 1986 / political issues: euthanasia, economy, social security, experience of unemployment, nuclear arms, foreign workers / future voting / role of religion / party identification / ( post- )materialist values / political issues: police and crime, commercial television, income policy, use of nuclear power plants, boycott South-Africa, development aid, refusing homosexual teachers / factors of importance in party choice / first versus second choice: party aspects and political issues / left, right ( self )rating. Background variables: basic characteristics/ residence/ housing situation/ household characteristics/ occupation/employment/ income/capital assets/ education/ social class/ politics/ religion/ organizational membership.The data- and documentation files of this dataset can be downloaded via the option Data Files.