You are here: ILREconomic and Agricultural PolicyStaff Heckelei

Prof. Dr. Thomas Heckelei

Phone: +49-228-732332
Fax +49-228-73 994693

Curriculum Vitae for download
Publication list for download
Publications by impact (Google Scholar)
Publications by year (Google Scholar)
ORCID Record


Research interests

Analysis of agricultural and environmental policies
Agricultural sector and trade modelling
Bayesian and applied econometrics

Academic education

2002 Habilitation, University of Bonn
1995 Ph.D. Agricultural Economics and Economics at Washington State University, Pullman, August 1995
1991 "Diplom" in Agricultural Economics and Rural Sociology at University of Bonn
1990 Masters of Arts in Agricultural Economics at Washington State University, Pullman, 1990

Academic positions

2020 - today Dean for the Faculty of Agriculture, University of Bonn
2003 - today Professor for Economic and Agricultural Policy, Institute for Food and Resource Economics (ILR), University of Bonn
2002 - 2003 Assistant Professor at IMPACT Center/ Department of Agricultural and Resource Economics, Washington State University
1995 - 2002 Assistant Professor ("Hochschulassistent") Institute for Agricultural Policy, Market Research, and Economic Sociology, University of Bonn


Current courses in bachelor program:
Agrar- und Umweltpolitik (Teilbereich Agrarpolitik)
Ökonomie III (Teilbereich Politik)

Current courses in master program:
Special Project in Agricultural and Development Policy

Current courses in doctoral program
Advanced Applied Econometrics (doctoral program version)
Machine learning in applied economics

Previously taught
Advanced Applied Econometrics: master program version (University of Bonn)
Angewandte Mikroökonomik „Neoklassik“ (University of Bonn)
Applied Trade Theory and Policy (University of Bonn)
European and International Agricultural Policy (University of Bonn)
Introduction to Econometrics (Washington State University)
Microeconomics (University of Bonn)
Nutzpflanzen, Nutztiere und ihre ökonomische Bedeutung: Teilbereich Ökonomie (University of Bonn)
Politik und Märkte der Ernährungswirtschaft: Teilbereich Politik (University of Bonn)
Policy Analysis Seminar (University of Bonn)
Publishing and Writing in Agricultural Economics (doctoral program)
Quantitative Methods in Ag-Business (Washington State University)
Research Seminar in Agricultural and Development Policy (University of Bonn)


Doctoral research supervision (only main advisor cases)

Schröder, Lilli Aline Quantitative modelling of the Rural Development Programs of the Common Agricultural Policy - EU-wide and region-specific effects, 2020
Amrouk, El Mamoun Price dynamics and interaction of international cash crop and staple food markets, 2020
Gebrekidan, Bisrat Modelling the dynamics of land use & intensification in the Haile Kilombero Valley, Tanzania, 2020
Götze, Franziska Demand for organic food in Switzerland, 2019
Khalili, Hamed Spatial competition of learning agents in agricultural procurement markets, 2019
Bassey, Nkoyo Etim Post-harvest losses in Sub-Saharan Africa – measurement concepts and economic assessment of reduction strategies, 2018
Zhang, Yinan Conceptualising and estimating rationalised agricultural optimisation models, 2018
Zavelberg, Yvonne Imperfect competition in an oligopsonistic setting - A study on the German raw milk market, 2016
Rasch, Sebastian Resilience, collapse and reorganization of a rangeland socio- ecological system in South Africa, 2016
Huseynov, Rashad Welfare and Economy-Wide Effects of Azerbaijan’s Accession to the World Trade Organization: A Quantitative Assessment, 2015
Grosche, Stephanie Price effects from the financialization of agricultural commodity markets, 2015
Storm, Hugo Methods of analysis and empirical evidence of farm structural change, 2014
Kempen, Markus EU wide analysis of the Common Agricultural Policy using spatially disaggregated data, 2013
Götz, Christian Economic incentives of the WTO dispute settlement system with an empirical focus on the agro-food sector, 2012
Zimmermann, Andrea Empirical analysis of farm structural change at EU level, 2012
Annen, Dominic N. Farm Animal Welfare: Measurement and Compliance, 2012
Schlüter, Simon W. Impact of regulatory measures on international trade in meat products, 2012
Adenäuer, Lucie Foreign Direct Investment in the Agribusiness Sector, 2011
Becker, Arno Impact of European bioful policies on global bioful and agricultural markets, 2011
Doerr, Rainer Agrarpolitische Willensbildung in Deutschland, in der Europäischen Union und auf internationaler Ebene, 2009
Heidecke, Claudia Economic analysis of water use and management in the Middle Drâa valley of Morocco, 2009
Gocht, Alexander Methods in Economic Farm Modelling, 2009
Junker, Franziska Trade liberalisation between the EU and the Mercosur countries: An economic assessment for the case of beef, 2009
Gruber, Ina The Impact of Socio-Economic Development and Climate Change on Livestock Management in Benin, 2008
Jansson, Torbjoern Econometric specification of constrained optimization models, 2007
Adenäuer, Marcel Modelling the European Sugar Sector - Incentives to Supply Sugar Beets and Analysis of Reform Options, 2006
Wieck, Christine Development of Marginal Cost Distributions in Dairy Production Regions of the EU, 2005
Bauer, Kai EU-Enlargement: Perspectives for Agriculture and Rural Areas in Major Accession Countries, 2005
Bilame, Odass Performance and Prospects of Agriculture during Structural Adjustment Programmes in Tanzania, 2003


Peer review

Agricultural Economics
Agricultural Economics Review
American Journal of Agricultural Economics
Deutsche Forschungsgemeinschaft (DFG)
Environmental & Resource Economics
Environmental Modelling & Software
Environmental Modelling & Assessment
European Journal of Operational Research
European Research Council (ERC)
European Review of Agricultural Economics
German Journal of Agricultural Economics
International Trade and Development
Journal of Agricultural Economics
Journal of Policy Modelling
Schweizerischer Nationalfonds zur Förderung der wissenschaftlichen Forschung (SNF)


Honors, professional service and association membership

Stipend of the "Deutsche Forschungsgemeinschaft" in support of research on Positive Mathematical Programming Models, 2000/2001
Scholarship of the German Academic Exchange Service (DAAD) for participation in Ph.D. program at WSU, 1992/93
Outstanding graduation award for best Diploma in Agricultural Economics, University of Bonn, Spring 1991
Exchange scholarship between Washington State University and University of Bonn (Fall 1989 and Spring 1990)
Award for excellence in teaching, Agricultural Faculty at the University of Bonn, 2013
Award for excellence in teaching, University of Bonn, 2015
Board member of the International Agricultural Trade Research Council (IATRC, 2007 – 2009)
Chair of the Taiwanese-German Association for Economic and Social Research since 2007
Editor of the European Review of Agricultural Economics (until December 2011)
American Agricultural Economics Association (AAEA)
European Association of Agricultural Economist (EAAE)
German Association of Agricultural Economist (GeWiSoLa)
Vice dean for research and young researchers, Agricultural Faculty of the University of Bonn (2013 – 2016)
Chair of the EAAEP Foundation since 2012
DFG Fachkollegiat since April 2016

Selected Publications (download):

Amrouk, E. M., Grosche, S., Heckelei, T. (2019):
Interdependence between cash crop and staple food international prices across periods of varying financial market stress
Applied Economics: pp. 1-16

Neuenfeldt, S., Gocht, A., Heckelei, T., Ciaian, P. (2019):
Explaining farm structural change in the European agriculture: a novel analytical framework
European Review of Agricultural Economics 46(5): 713-768

Saint-Cyr, L. D. F., Storm, H., Heckelei, T., Piet, L. (2019):
Heterogeneous impacts of neighbouring farm size on the decision to exit: evidence from Brittany
European Review of Agricultural Economics Volume 46(2): 237-266

Storm, H., Baylis, K., Heckelei, T. (2019):
Machine learning in agricultural and applied economics
European Review of Agricultural Economics jbz033: pp. 1-44

Rutten, M., Achterbosch, T., de Boer, I., Crespo Cuaresma, J., Geleijnse, M., Havlik, P., Heckelei, T., Ingram, J. S., Leip, A., Marette, S., van Meijl, H., Soler, L.-G., Swinnen, J. F., van’t Veer, P., Vervoort, J., Zimmermann, A., Zimmermann, K., Zurek, M. (2018):
Metrics, models and foresight for European sustainable food and nutrition security: the vision of the SUSFANS Project

Agricultural Systems 163: 45-57

Storm, H., Heckelei, T. (2018):
Reducing omitted-variable bias in spatial-interaction models by considering multiple neighbourhoods
Spatial Economic Analysis

Rasch, S., Heckelei, T., Storm, H., Oomen, R. and Naumann, C. (2017):
Multi-scale resilience of a communal rangeland system in South Africa
Ecological Economics 131: 129-138

Woldeyohanes, T. B., Heckelei, T. and Surry, Y. (2017):
Effect of off-farm income on smallholder commercialization: panel evidencefrom rural households in Ethiopia
Agricultural Economics 48(2):

Espinosa, M., Gocht, A., Heckelei, T., Gomez y Paloma, S. (2016):
Incorporating farm structural change in models assessing the Common Agricultural Policy: an application in the CAPRI farm type model
Journal of Policy Modeling 38(6):

Götze, F., Mann, S., Ferjani, A., Kohler, A., Heckelei, T. (2016):
Explaining market shares of organic food: evidence from Swiss household data
British Food Journal 118(4): 931 - 945

Heckelei, T., Zavelberg, Y., Wieck, C. (2016):
Entry deterring effects of contractual relations in the dairy processing sector
Bio-based and Applied Economics 5(1): 83-98

Rasch, S., Heckelei, T., Oomen, R. (2016):
Reorganizing resource use in a communal livestock productionsocio-ecological system in South Africa
Land Use Policy 52: 221–231

Rasch, S., Heckelei, T., Oomen, R. and Naumann, C. (2016):
Cooperation and collapse in a communal livestock production SES model – A case from South Africa
Environmental Modelling & Software 75: 402-413

Storm, H., Heckelei, T. and Mittelhammer, R. (2016):
Bayesian estimation of non-stationary Markov models combining micro and macro data
European Review of Agricultural Economics
43(2): 303-329.

Storm, H., Heckelei, T., Espinosa, M. and Gomez y Paloma, S. (2015):
Short Term Prediction of Agricultural Structural Change using Farm Accountancy Data Network and Farm Structure Survey Data
German Journal of Agricultural Economics 64(3): 163-174

Storm, H., Mittenzwei, K. and Heckelei, T. (2015):
Direct Payments, Spatial Competition, and Farm Survival in Norway
American Journal of Agricultural Economics 97(4): 1192-1205

Podhora, A., K. Helming, L. Adenäuer, T. Heckelei, P. Kautto, P. Reidsma, K. Rennings, J. Turnpenny and J. Jansen (2013):
The policy-relevancy of impact assessment tools: Evaluating nine years of European research funding
Environmental Science & Policy 31: 85-95

Heckelei, T., W. Britz and Y. Zhang (2012):
Positive Mathematical Programming Approaches – Recent Developments in Literature and Applied Modelling
Bio-based and Applied Economics 1(1): 109-124

Britz, W., M. Van Ittersum, A. Oude Lansink and T. Heckelei (2012):
Tools for Integrated Assessment in Agriculture. State of the Art and Challenges
Bio-based and Applied Economics 1: 125-150

Heckelei, T. and J. Swinnen (2012):
Introduction to the Special Issue of the World Trade Review on ‘standards and non-tariff barriers in trade’
World Trade Review 11(3): 353-355

Zimmermann, A. and T. Heckelei (2012):
Structural Change of European Dairy Farms - A Cross-regional Analysis
Journal of Agricultural Economics 63(3): 576-603

Junker, F. and T. Heckelei (2012):
TRQ-complications: who gets the benefits when the EU liberalizes Mercosur's access to the beef markets?
Agricultural Economics 43(2): 215-231

Hugo Storm, Thomas Heckelei und Claudia Heidecke (2011):
Estimating Irrigation Water Demand in the Moroccan Drâa Valley using Contingent Valuation
Journal of Environmental Management 92(10): 2803–2809

Ewert, F., M. Van Ittersum, T. Heckelei, O. Therond, I. Bezlepkina and E. Andersen (2011):
Scale changes and model linking methods for integrated assessment of agri-environmental systems
Agriculture, Ecosystems and Environment 142(1-2): 6-17

Adenäuer, L. and T. Heckelei (2011):
Foreign Direct Investment and the Performance of European Agribusiness Firms
Journal of Agricultural Economics 62(3): 639-654

Jansson, T. and T. Heckelei (2011):
Estimating a Primal Model of Regional Crop Supply in the European Union
Journal of Agricultural Economics 62(1): 137-152

Kempen, M., B.S. Elbersen, I. Staritsky, E. Andersen and T. Heckelei (2011):
Spatial allocation of farming systems and farming indicators in Europe
Agriculture, Ecosystems and Environment 142(1-2): 51-62

Heckelei, T. (2010):
Publishing as an Agricultural Economist: Thoughts on Why, Where and How
German Journal of Agricultural Economics 59(3): 133-143

Louhichi, K., A. Kanellopoulos, S. Janssen, G. Flichmann, M. Blanco, H. Hengsdijk., T. Heckelei, P. Berentsen, A. Oude Lansink, and M. Van Ittersum (2010):
FSSIM, a bio-economic farm model for simulating the response of EU farming systems to agricultural and environmental policies
Agricultural Systems 103(8):585-597

Wolff, H., T. Heckelei. and R. Mittelhammer (2010):
Imposing Curvature and Monotonicity on Flexible Functional Forms: An Efficient Regional Approach
Computational Economics 36(4):309-339

Kanellopoulos, A., P. Berentsen, T. Heckelei, M. van Ittersum and A. Oude Lansink (2010):
Assessing the Forecasting Performance of a Generic Bio-Economic Farm Model Calibrated With Two Different PMP Variants
Journal of Agricultural Economics 61(2):274-294

Heidecke, C. and T. Heckelei (2010):
Impacts of changing water inflow distributions on irrigation and farm income along the Drâa River in Morocco
Agricultural Economics 41(2):135 - 149

Götz, C., T. Heckelei and B. Rudloff (2010):
What makes countries initiate WTO disputes on food-related issues?
Food Policy 35(2):154-162

Schlüter, S. W., C. Wieck and T. Heckelei (2009):
Regulatory Policy in Meat Trade: Is there Evidence for Least Trade-distorting Sanitary Regulations?
American Journal of Agricultural Economics 91(5):1484-1490

Therond, O., H. Belhouchette, S. Janssen, K. Louhichi, F. Ewert, J.-E. Bergez, J. Wery, T. Heckelei, J. Alkan Olsson, D. Leenhardt and M. Van Ittersum (2009):
Methodology to translate policy assessment problems into scenarios: the example of the SEAMLESS integrated framework
Environmental Science & Policy 12(5):619-630

Zimmermann, A., T. Heckelei and I. Pèrez Dominguez (2009):
Modelling farm structural change for integrated ex-ante assessment: review of methods and determinants
Environmental Science & Policy 12(5):601-618

Pèrez Dominguez, I., I. Bezlepkina, T. Heckelei, E. Romstad, A. Oude Lansink and A. Kanellopoulos (2009):
Capturing market impacts of farm level policies: a statistical extrapolation approach using biophysical characteristics and farm resources
Environmental Science & Policy 12(5):588-600

Jansson, T., and T. Heckelei, (2009):
A new estimator for trade costs and its small sample properties
Economic Modelling 26(2):489-498

Van Ittersum, M.K., F. Ewert, T. Heckelei J. Wery, J. Alkan Olsson, E. Andersen, I. Bezlepinka, F. Brouwer, M. Donatelli, G. Flichmann, L. Olsson, A. E. Rizzoli, T. van der Wal, J. E. Wien, J. Wolf (2008):
Integrated assessment of agricultural systems – A component-based framework for the European Union (SEAMLESS)
Agricultural Systems 96(1-3):150-165

Wieck, C., and T. Heckelei (2007):
Determinants, Differentiation, and Development of Short-term Marginal Costs in Dairy production: An Empirical Analysis for Selected Regions of the EU)
Agricultural Economics 36(2):202-220

Britz, W., T. Heckelei and I. Pérez (2006):
Effects of Decoupling on Land Use: An EU wide, regionally differentiated Analysis
Agrarwirtschaft 55(5/6):215-226

Chaddad, F., M. L. Cook, and T. Heckelei (2005):
Testing for the Presence of Financial Constraints in U.S. Agricultural Cooperatives: An Investment Behavior Approach
Journal of Agricultural Economics 56(3):385-97

Hill, B., A. Greer, T. Heckelei, and P. Witzke (2004):
Agriculture, Forestry and Fisheries. In:
H. Compston (ed.), Handbook of Public Policy in Europe –Britain, France and Germany, Palgrave McMillan
Pages 175-193

Chouinard, H., R. Huffaker, T. Heckelei, and T.I. Wahl (2004):
The Marriage between Humanitarian Assistance and Agricultural Interests in U.S. Overseas Aid Programs: Reconcilable Differences?
Journal of Humanitarian Assistance

Briand, G., T. Heckelei, S. C. Matulich, and R.C. Mittelhammer (2004):
Managing Fishing Power: The Case of Alaska Red King Crab
Canadian Journal of Fisheries and Aquatic Sciences 61(1):43-53.

Heckelei T., and H. Wolff (2003):
Estimation of Constrained Optimisation Models for Agricultural Supply Analysis Based on Generalised Maximum Entropy
European Review of Agricultural Economics 30(1):27-50.

Britz, W., T. Heckelei, and H. Wolff (2003):
Symmetric Positive Equilibrium Problem: A Framework for Rationalizing Economic Behavior with Limited Information: Comment
American Journal of Agricultural Economics 85(4):1078-1081

Heckelei, T., and R. C. Mittelhammer (2003):
Bayesian Bootstrap Multivariate Regression
Journal of Econometrics112(2):241-264>

Heckelei, T. (2002):
Calibration and Estimation of Programming Models for Agricultural Supply Analysis.
Habilitation Thesis, University of Bonn, Germany

Heckelei, T., and W. Britz (2001):
Concept and Explorative Application of an EU-wide Regional Agricultural Sector Model (CAPRI-Project). In:
Heckelei, T., H.P. Witzke, and W. Henrichsmeyer (Eds.): Agricultural Sector Modelling and Policy Information Systems. Proceedings of the 65th EAAE Seminar, March 29-31, 2000 at Bonn University, Vauk Verlag Kiel
Pages 281-290.

Heckelei, T., and W. Britz (2000):
Positive Mathematical Programming with Multiple Data Points: A Cross-Sectional Estimation Procedure.
Cahiers d'Economie et Sociologie Rurales 57(4):28-50.

Heckelei, T., and R. C. Mittelhammer (1996):
Bayesian Bootstrap Inference via Regression Structure Likelihood. In:
T.B.Fomby and R.C. Hill (eds.): Advances in Econometrics, Vol. 11A
Pages 179-209

Heckelei, T., R. C. Mittelhammer and T. I. Wahl (1996):
Evaluation of Equality and Inequality Restrictions for a Meat Demand System: A Robust Bayesian Bootstrap Approach
Proceedings of the North American Meeting of the International Society for Bayesian Analysis, Chicago

Witzke, H.P., Heckelei, T. (1996):
Adjustment Cost and Partial Adjustment Models for German Agriculture. In:
Märkte der Agrar-und Ernährungswirtschaft, Schriften der Gesellschaft für Wirtschafts- und Sozialwissenschaften des Landbaues,Münster-Hiltrup, Band 33
Pages 125-137

Heckelei, T. (1995):
Robust Bayesian Estimation of Econometric Models: Theory and Application
Ph.D. Thesis, Washington State University

Last updated: Tuesday, April 05, 2022