| Publication |
| Author(s) | Eurobarometer, |
| Title | Candidate Countries Eurobarometer. (CCEB) |
| Source | European Commission, DG Press and Communication, 2011, Brussels, Belgium |
| URL | http://ec.europa.eu/public_opinion/archives/cceb2_en.htm |
| Investigation |
| Public | 15+ aged, general public, East-Germany, Germany, 1990 |
| | Former communist German Democratic Republic (DDR). Reunited with Germany in 1990 |
| Collect period | 5 |
| Survey name | CEEB1 |
| Sample | Probability multi-stage random |
| Weighting | Y |
| Respondents N = | 837 |
| Non Response | 0 |
| Assesment | Interview: face-to-face |
| Happiness measure(s) used |