Continuous items for most waves watching tv / reading papers / taking part in discussions on political issues / political knowledge / political participation / party preference / questions concerning importance of different political issues / left and right in politics. Wave 9: Motivation to vote / attitude to the army and armament, atomic weapons, defence spending, foreign pressures to increase defence spending / attitude to and experiences with unemployment / attitude to inequality of income / attitude to pollution and the causes of it and how to prevent it / which of about three topics is most important problem and how are they related / consumer attitude in relation to income. Background variables: basic characteristics/ residence/ household characteristics/ occupation/employment/ income/capital assets/ politics/ religion/ organizational membership