Lukas Olbrich

ongoing Projects

• Non-Probability Sample Inferenz (NOSI)
• Identifikation von Interviewerfälschungen mit Methoden der Dimensionsreduzierung
• International Mobility Panel of Migrants in Germany (IMPa)
• The effect of interview audio recordings on interviewer behavior
• Identification of Partial Falsifications in Panel Surveys

finished Projects

• Developing an automated method to identify deviant interviewers
• Implementierung statistischer Kontrollstrategien zur Identifikation potentiell gefälschter Interviews im PASS

• Climate emotions, thoughts, and plans among US adolescents and young adults: a cross-sectional descriptive survey and analysis by political party identification and self-reported exposure to severe weather events

  Lewandowski, R., Clayton, S., Olbrich, L., Sakshaug, J., Wray, B., Schwartz, S., Augustinavicius, J., Howe, P., Parnes, M., Wright, S., Carpenter, C., Wiśniowski, A., Ruiz, D. & Susteren, L. (2024): Climate emotions, thoughts, and plans among US adolescents and young adults: a cross-sectional descriptive survey and analysis by political party identification and self-reported exposure to severe weather events. In: The Lancet planetary health, Vol. 8, No. 11, p. e879-e893. DOI:10.1016/s2542-5196(24)00229-8

• Data quality control in the 6th wave of the IAB-BAMF-SOEP Survey of Refugees, samples M3-M6

  Schwanhäuser, S. & Olbrich, L. (2024): Data quality control in the 6th wave of the IAB-BAMF-SOEP Survey of Refugees, samples M3-M6. (SOEP Survey Papers. Series C 1334), Berlin, 7 p.

• Detecting Interviewer Fraud Using Multilevel Models

  Olbrich, L., Kosyakova, Y., Sakshaug, J. & Schwanhäuser, S. (2024): Detecting Interviewer Fraud Using Multilevel Models. In: Journal of survey statistics and methodology, Vol. 12, No. 1, p. 14-35. DOI:10.1093/jssam/smac036

• Revision and new data quality concept due to deviant interviewer behavior in the IAB Job Vacancy Survey

  Bossler, M., Gürtzgen, N., Kubis, A., Küfner, B., Olbrich, L. & Schwanhäuser, S. (2022): Revision and new data quality concept due to deviant interviewer behavior in the IAB Job Vacancy Survey. (FDZ-Methodenreport 05/2022 (en)), Nürnberg, 19 p. DOI:10.5164/IAB.FDZM.2205.en.v1

• The reliability of adult self-reported height: The role of interviewers

  Olbrich, L., Kosyakova, Y. & Sakshaug, J. (2022): The reliability of adult self-reported height: The role of interviewers. In: Economics and Human Biology, Vol. 45, p. 1-14. DOI:10.1016/j.ehb.2022.101118

• Interviewer:innenkontrolle im Panel Arbeitsmarkt und soziale Sicherung (PASS)

  Beste, J., Olbrich, L. & Schwanhäuser, S. (2021): Interviewer:innenkontrolle im Panel Arbeitsmarkt und soziale Sicherung (PASS). (FDZ-Methodenreport 04/2021 (de)), Nürnberg, 11 p. DOI:10.5164/IAB.FDZM.2104.de.v1

• Positive Learning or Deviant Interviewing? Mechanisms of Experience on Interviewer Behavior

  Kosyakova, Y., Olbrich, L., Sakshaug, J. & Schwanhäuser, S. (2022): Positive Learning or Deviant Interviewing? Mechanisms of Experience on Interviewer Behavior. In: Journal of survey statistics and methodology, Vol. 10, No. 2, p. 249-275. DOI:10.1093/jssam/smab003

• Interviewerkontrolle in der 4. Welle der IAB-BAMF-SOEP-Befragung von Geflüchteten, Stichproben M3-M5

  Olbrich, L., Kosyakova, Y., Sakshaug, J. & Schwanhäuser, S. (2020): Interviewerkontrolle in der 4. Welle der IAB-BAMF-SOEP-Befragung von Geflüchteten, Stichproben M3-M5. (SOEP Survey Papers. Series C 901), Berlin, 3 p.

• Flüchtlingsmonitoring: Endbericht

  Brenzel, H., Brücker, H., Fendel, T., Guichard, L., Jaschke, P., Keita, S., Kosyakova, Y., Olbrich, L., Trübswetter, P. & Vallizadeh, E. (2019): Flüchtlingsmonitoring: Endbericht. (Bundesministerium für Arbeit und Soziales. Forschungsbericht 528), Berlin, 119 p.

• Identification of interviewer falsification in the IAB-BAMF-SOEP Survey of Refugees in Germany

  Kosyakova, Y., Olbrich, L., Sakshaug, J. & Schwanhäuser, S. (2019): Identification of interviewer falsification in the IAB-BAMF-SOEP Survey of Refugees in Germany. (FDZ-Methodenreport 02/2019 (en)), Nürnberg, 33 p. DOI:10.5164/IAB.FDZM.1902.en.v1

• Multivariate assessment of interviewer errors in a cross-national economic survey and the role of fieldwork Institutes (im Erscheinen)

  Beckmann, E., Olbrich, L. & Sakshaug, J. (2025): Multivariate assessment of interviewer errors in a cross-national economic survey and the role of fieldwork Institutes (im Erscheinen). In: Journal of the Royal Statistical Society. Series A, Statistics in Society, accepted on January 10, 2025.