Dr. Lukas Olbrich

ongoing Projects

• Early or Late, More or Less? How Timing and Incentive Amount of obtaining Panel Consent impacts Panel Recruitment
• 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

• The Downfall of Assad: Syrian Refugees’ Settlement Intentions after the Unexpected Regime Change

  Hammer, L., Kassam, K., Kosyakova, Y., Gallegos‑Torres, K., Olbrich, L., Koch, T. & Wagner, S. (2025): The Downfall of Assad: Syrian Refugees’ Settlement Intentions after the Unexpected Regime Change. (IAB-Discussion Paper 09/2025), Nürnberg, 31 p. DOI:10.48720/IAB.DP.2509

• Deutschland als Zwischenstation? Rückkehr- und Weiterwanderungsabsichten von Eingewanderten im Lichte neuer Daten des International Mobility Panel of Migrants in Germany (IMPa)

  Kosyakova, Y., Olbrich, L., Gallegos Torres, K., Hammer, L., Koch, T. & Wagner, S. (2025): Deutschland als Zwischenstation? Rückkehr- und Weiterwanderungsabsichten von Eingewanderten im Lichte neuer Daten des International Mobility Panel of Migrants in Germany (IMPa). (IAB-Forschungsbericht 15/2025), Nürnberg, 95 p. DOI:10.48720/IAB.FB.2515

• Essays on deliberate errors in surveys

  Olbrich, L. (2025): Essays on deliberate errors in surveys. München, 259 p. DOI:10.5282/edoc.34655

• 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 1334: Series C - Data Documentations), 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 901: Series C - Data Documentations), 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

• Evaluating methods to prevent and detect inattentive respondents in web Surveys (im Erscheinen)

  Olbrich, L., Sakshaug, J. & Lewandowski, E. (2025): Evaluating methods to prevent and detect inattentive respondents in web Surveys (im Erscheinen). In: Sociological methods & research.