Department of Economics

Ralf Andreas
PhD in Economics, University of Dortmund, 2002

Room: POR/16.A-1.72
Primary research areas

Applied Econometrics, Microeconometrics

Administrative tasks


Office hours on Thursdays 10:00-12:00. Please book your 20 minutes appointment in advance through the course calendar in Canvas.

Minor in Quantitative Methods in Econimics, Business and Finance CCMVM1904U (Coordinator)

Curriculum Vitae
Link to this homepage
Selected publications
Publications sorted by:
Simon M. S. Lo; Enno Mammen; Ralf Wilke / A Nested Copula Duration Model for Competing Risks with Multiple Spells
In: Computational Statistics & Data Analysis, Vol. 150, 10.2020
Journal article > peer review
Takeshi Emura; Jia-Han Shih; Il Do Ha; Ralf Wilke / Comparison of the Marginal Hazard Model and the Sub-distribution Hazard Model for Competing Risks under an Assumed Copula
In: Statistical Methods in Medical Research, Vol. 29, No. 8, 8.2020, p. 2307-2327
Journal article > peer review
Yin‐Chen Wang; Takeshi Emura; Tsai‐Hung Fan; Simon M.S. Lo; Ralf Wilke / Likelihood‐based Inference for a Frailty‐copula Model Based on Competing Risks Failure Time Data
In: Quality and Reliability Engineering International, Vol. 36, No. 5, 7.2020, p. 1622-1638
Journal article > peer review
Shuolin Shi; Ralf Wilke / Variable Selection with Group Structure : Exiting Employment at Retirement Age—A Competing Risks Quantile Regression Analysis.
In: Empirical Economics, 26.8.2020
Journal article > peer review
Shihan Du; Pia Homrighausen; Ralf Wilke / On Omitted Variables, Proxies and Unobserved Effects in Analysis of Administrative Labour Market Data
In: Symposium i anvendt statistik: 28.-30. januar 2019. . ed. /Peter Linde. København : Økonomisk Institut, Københavns Universitet og Det Nationale Forskningscenter for Arbejdsmiljø 2019, 1 p., p. 1
Conference abstract in proceedings > peer review
Ralf Wilke / Forecasting Macroeconomic Labour Market Flows : What Can We Learn from Micro-level Analysis?.
In: Oxford Bulletin of Economics and Statistics, Vol. 80, No. 4, 8.2018, p. 822-842
Journal article > peer review
Shihan Du; Pia Homrighausen; Ralf A. Wilke / On Omitted Variables, Proxies and Unobserved Effects in Analysis of Administrative Labour Market Data
Nürnberg : Institute for Employment Research (IAB) 2018, 38 p. (FDZ-Methodenreport, No. 6/2018)
Lutz Dümbgen; Petro Kolesnyk; Ralf Wilke / Bi-log-concave Distribution Functions
In: Journal of Statistical Planning and Inference, Vol. 184, 5.2017, p. 1-17
Journal article > peer review
Simon M. S. Lo; Gesine Stephan; Ralf Wilke / Competing Risks Copula Models for Unemployment Duration : An Application to a German Hartz Reform .
In: Journal of Econometric Methods, Vol. 6, No. 1, 1.2017
Journal article > peer review
Stephan Dlugosz; Simon M. S. Lo; Ralf Wilke / Competing Risks Quantile Regression at Work : In-depth Exploration of the Role of Public Child Support for the Duration of Maternity Leave.
In: Journal of Applied Statistics, Vol. 44, No. 1, 2017, p. 109-122
Journal article > peer review
More results... (total 43 results)
Research Projects
Outside activities

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