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Ralph Siebert

Ralph Siebert

Professor of Economics
Academic Director of Economics Master's

Office: KCTR 233


Ph.D., Economics, Humboldt University (Berlin)
M.S., Economics, Humboldt University (Berlin)
B.A., Business and Economics, Free University, (Berlin)

Professor Siebert is a Full Professor at Purdue University (Economics Department in the Daniels School of Business). He serves as the Director of the Online Master's Program in Economics at the Daniels School of Business. In 2023, Prof. Siebert won the PURCE Media Impact Award and the Award for Excellence in Master’s Teaching. Prof. Siebert was also named a Purdue University Faculty Scholar from 2022 onward. He was also an Adjunct Professor at the University of Chicago (Booth School of Business) and he serves as a co-editor for a top field journal, the Journal of Economics and Management Strategy. Expertise: Pharmaceuticals, Real Estate Markets, Semiconductors.

Professor Siebert is working in the areas of: Industrial Organization (theoretical and empirical), Health Economics, Urban and Real Estate Economics, Innovation, Applied Microeconometrics, Applied Econometrics, Business and Economics, Microeconomics, Law and Economics, Experimental Economics.

Research, Teaching, and Service Awards:

  • Best Paper Award issued by the American Real Estate Society
  • Best European Young Economist Award in two consecutive years
  • University Faculty Scholar at Purdue University
  • Young Scholar Award
  • Faculty Service Award
  • VolkswagenStiftung Award
  • BMW Award
  • Social Science Research Center (WZB) Award
  • Multiple awards/recognitions as a Distinguished Teacher

Past Education and (Research) Affiliations:

  • Adjunct Professor at University of Chicago, Booth School of Mgmt., USA.
  • Junior Research Affiliate at Harvard University, Dept. of Economics, USA.
  • Junior Research Affiliate at Yale University, Dept. of Economics, USA.
  • Research Affiliate at Social Science Research Center (WZB) and Humboldt-University, Berlin, Germany.
  • Ph.D.-thesis on "Innovation, Research Joint Ventures, and Multiproduct Competition" (summa cum laude), Supervisor: Prof. Lars-Hendrik Röller, Humboldt-University Berlin, Germany.

Most of Professor Siebert's research is grounded in the interface between applied theory and empirical testing, i.e., structural modeling. His research studies often concentrate on market competitiveness, market performance, as well as firm and buyer behavior. His work frequently focuses on policy-relevant topics to provide insights for antitrust and competition policy. One main methodological research characteristic is the adoption of dynamic evaluation approaches.

Professor Siebert is highly recognized scholar with more than 50 research publications. He published in various top economics journals including the American Journal of Agricultural Economics, Economic Journal, International Journal of Industrial Economics, International Journal of Industrial Organization, Managment Science, Research Polic, Review of Economics and Statistics, Review of Industrial Organization, and Southern Economic Journal, among many others.

Professor Siebert has taught 18 different courses in multiple residential and online programs (including Undergraduate, PhD, MBA, and specialized Master's programs) at several prestigious places. He mentored more than 300 undergraduate and graduate students and supervised numerous undergraduate student research theses and PhD theses.

Professor Siebert's research studies primarily focus on the following topics: 

  • Antirust and Competition Policy: Licensing, Market Power, Mergers, Pricing, Research Joint Ventures
  • Auctions: Experiments and Structural Estimation
  • Dynamic Oligopoly Models: Evolution of Market Structure, Firms’ and Market Dynamics
  • Health and Pharmaceutical Markets: Biotech, Drug Pricing, Licensing and Mergers, R&D in Pharmaceuticals
  • Innovation: Product- and Process Innovation, Patenting, New Product Introduction, Adoption of New Technologies
  • Optimal Pricing Strategies: Health and Pharmaceutical Markets, Real Estate Market, Semiconductor Industry
  • Product Market Competition: Multiproduct Competition, Network Effects, Optimal Pricing, Product Differentiation, Price Discrimination
  • Real Estate/Housing Market: Foreclosure, Imperfect Information on Price and Quality

Professor Siebert was an Adjunct (or occasionally Visiting) Professor Professor at the University of Chicago, Harvard University, Yale University, University of Toronto, Ludwig Maximilians University (Munich, Germany), Center for Economic Studies (Munich, Germany), Social Science Research Institute (WZB, Germany), European School of Management and Technology (Berlin, Germany), and Humboldt-University (Berlin, Germany).

Professor Siebert's work experience with companies, include:
(i) Alfred Teves (Manufacturer, Auto Parts Supplier)
(ii) Mercedes Benz (Manufacturer, Automobiles)
(iii) Obi (Retailer)
(iv) Volkswagen (Manufacturer, Automobiles)