Questions asked, some of them replicating the ISSP87 repeating in the ISSP99, focused on judgement on social justice and social differences in the country. Social prestige of respondent and selected occupations. Topics: Most important prerequisites for personal success in society (scale); attitude to the welfare state and social differences (scale); chances to increase personal standard of living; importance of differentiated payment; higher payment with acceptance of increased responsibility; higher payment as incentive for additional qualification of workers; availability of inequality of society; increased income expectation as motive for taking up studies; good profits for entrepreneurs as best prerequisite for increase in general standard of living; insufficient solidarity of the normal population as reason for the persistence of social inequalities; estimate of average annual income of selected occupational groups and information on a justified income for the members of these occupational groups from the point of view of the respondent; judgement on the income differences in the country; reduction of income differences, employment guarantee, guaranteed minimum income and equal opportunities for children of poorer families in university admission as government task; attitude to a reduction of government tasks for those of low income; approval of government support for unemployed; judgement on total taxation for recipients of high, middle and low income; perceived social conflicts in the country; self-classification on a top-bottom scale; social mobility; social origins; education status, responsibility accepted, span of control, family responsibility, good work performance or hard work as most important criteria for establishing work pay; income increase or income reduction of individual income in case of a hypothetical equalisation of the total income of the population; personal self-employment and occupation at start of employment; description of current condition of social pyramid as well as assessment of the situation 30 years ago as well as in 30 years; self-classification on a social prestige scale as well as classification of selected occupations. The NDB part of questionnaire includes topics: getting by with a multiplicity of economies--monetized and non-monetized; economic portfolios: defensive, enterprising, vulnerable, and marginal; evaluations of past, present and future political regimes; parties and elections; alternatives to pluralist democracy; social protection from poverty. Demography includes hours worked each week; employment in private or public sector; span of control; company size; personal union membership and membership of spouse; religiousness; self-classification of social class affiliation; party preference; party inclination; residential status; self-classification on a left-right scale; regional origins.