Most important problems / contentment with some aspects of present conditions of life / contentment with life in comparison with 5 years ago / expectations / most important aspects of a job / information about and interest in environmental pollution / most important and desirable purposes in our country for next ten years / journeys abroad / interest in problems of E.C. / opinion about information on E.C. in newspapers, on tv, radio / wishes about kind of information on E.C. / opinion about membership of the Netherlands / European or Dutch government better in dealing with problems / necessity of mutual economic help of the E.C. countries / readiness to make personal sacrifices for the unity of Europe / most important problems for E.C. / communication with friends, family and other people about political matters / attitude towards new things and ideas / political attitude of respondent. Background variables: basic characteristics/ household characteristics/ occupation/employment/ income/capital assets/ education/ politics/ religion/ organizational membership