| Co-investigator | Nikolai Tilkidjiev, nikolai.tilkidjiev@gmail.com | |
| University | Institute of Sociology, Bulgarian Academy of Sciences | |
| Respondents | ||
| Case number | Item code | Survey |
| 1 | O-HL/g/sq/v/7/a | International periodical Social Survey Program (ISSP) 2003 |
| 2 | O-HL/u/sq/v/4/a | World Value Surveys 1990, 1995, 2000 |
| 3 | O-SLL/u/sq/v/3/b | Eastern Europe New Demoracies Barometer 1991 |
| 5 | O-SLW/u/sq/v/4/b | International Candidate Countries Eurobarometer 2001, 2002, 2003 |
| 6 | O-SLL/u/sq/v/4/b | Eurobarometer since 2004 |
| Data file | bulgarian1.xls | |
| Remarks | ||