Problems in the Netherlands / reasons for buying durables / attitude towards the energy problem / reasons for sensible use of energy / opinions on that attitude / opinions on own use of energy / knowledge of advertisements and information campaigns about energy problem, its effects on opinions / reports of own behaviour and experiences / house isolation to save energy / talking about the energy problem / opinion leadership / social activities. Background variables: basic characteristics/ residence/ housing situation/ household characteristics/ occupation/employment/ income/capital assets/ education/ social class/ politics/ readership, mass media, and 'cultural' exposure/ organizational membership