Education

• Masters in Economics and Business Administration (Diplom-Ökonomin) from Ruhr-University Bochum, Germany;
• Training as a Moderator from the Center of Professional Training of Ruhr-University Bochum, Germany

Fields of Expertise

Publications & Conference Papers

Publications

• (2022) with Wolfram Rinke: The regional impact of climate change on grape yields in South Africa. A hedonic approach based on machine learning. (under review (European Association of Wine Economists))
• (2022) with Tobias Bidlingmaier: Chocolate made in Ghana: Socially responsible production and consumption through adding value locally. (forthcoming in: Dealing with Socially Responsible Consumers – Studies in Marketing, Palgrave Macmillan (Springer Nature))
• (2022) with Jean-Marie Cardebat, Robin M. Back, Davide Gaeta, Vicente Pinilla, Joao Fernandes Rebelo, Roberto Jara-Rojas, Guenter Schamel: Wine industry perceptions and reactions to the COVID-19 crisis in the Old and New Worlds: Do business models make a difference? in: Agribusiness – An International Journal, 1– 22. (online first: https://doi.org/10.1002/agr.21748)
• (2022) with Robin Back, Alexandre Guedes, João Rebelo, and Felipe Laurie: How resilient are wine tourism destinations to health-related security threats? A winery perspective. in: Journal of Destination Marketing and Management, June 2022 (https://doi.org/10.1016/j.jdmm.2022.100707)
• (2022) with Robin Back, Alexandre Guedes, and João Rebelo: Implications of an exogenous shock (COVID-19) on wine tourism business: A Portuguese winery perspective, in: Tourism and Hospitality Research, April 2022. https://doi.org/10.1177/14673584221085214
• (2021) with Elkhan R. Sadik-Zada: Business Cycles and Alcohol Consumption: Evidence form a Nonlinear Panel ARDL Approach. Journal of Wine Economics, 16(4), 1-10. https://doi.org/10.1017/jwe.2021.32
• (2021) with Adeline Alonso Ugaglia, Wolfram Rinke, Dan  Moscovici, Jeff  Gow, Lionel Valenzuela, Radu Mihailescu: Consumer preferences for Certified Wines in France: A Comparison of Sustainable Labels. Wine Economics and Policy 10(2): 75-86. https://doi.org/10.36253/wep-10382.
• (2021) with Wolfram Rinke: Pricing Models for German Wine: Hedonic Regression vs. Machine Learning. Forthcoming in Journal of Wine Economics, 16. (DOI: https://doi.org/10.1017/jwe.2020.16)
• (2019) with Elkhan R. Sadik-Zada: Income Inequality and Status Symbols: The Case of Fine Wine Imports. In: Journal of Wine Economics 14(4), 365-373. (DOI: https://doi.org/10.1017/jwe.2019.33).
• (2019) with Robin Back, Xinyang Liu, Karl Storchman & Nick Vink: Margins of Fair Trade Wines Along the Supply Chain. Evidence from South African Wine on the U.S. Market. AAWE Working Paper No. 244 (https://www.wine-economics.org/wp-content/uploads/2019/10/AAWE_WP244.pdf).  Also in: Journal of Wine Economics, 14(3), 274-297. (DOI: https://doi.org/10.1017/jwe.2019.32)
• (2017) with Karl Storchmann & Nick Vink: Fairtrade Wine Price Dispersion in the United Kingdom, in: Journal of Wine Economics, Volume 12/2017, No. 4, pp. 446-456.
• (2017) Impact of Annual Weather Fluctuations on Wine Production in Germany, in: Journal of Wine Economics, Volume 12/2017, No. 4, pp. 436-445.
• (1999) Sektorinvestmentprogramm Landwirtschaft: PROAGRI, Veröffentlichung im Rahmen des "SIP Papier Mosambik" für die GTZ, Eschborn 1999.
• (1999) Sektorinvestmentprogramm Gesundheit: HSRP, Veröffentlichung im Rahmen des "SIP Papier Mosambik" für die GTZ, Eschborn 1999.
• (1999) Sektorinvestmentprogramm Bildung: ESSP, Veröffentlichung im Rahmen des "SIP Papier Mosambik" für die GTZ, Eschborn 1999.
• (1999) Sektorinvestmentprogramme, Veröffentlichung im Rahmen des "SIP Papier Mosambik" für die GTZ, Eschborn 1999.
• (1999) Fazit und Empfehlungen aus der bisherigen deutschen TZ in Mosambik bis heute, Veröffentlichung im Rahmen des „GTZ-Strategiepapier Mosambik" für die GTZ, Maputo / Mozambique 1999.
• (1998) Krisenprävention und Konfliktbearbeitung in der Entwicklungszusammenarbeit: Das Beispiel des Integrierten Ernährungssicherungsprogramms Sofala, Mosambik, Veröffentlichung für die GTZ, Eschborn 1998.

Conference Papers

• Impact of Climate Change on Wine Production in South Africa (together with Robin Back and Boris Bravo-Ureta). Accepted for the 14th Annual Meeting of the AAWE in Verona, Italy, 2020
• Consumers' perception of sustainable wine: An exploratory study in France (together with Adeline Ugaglia and Wolfram Rinke). Accepted for the 14th Annual Meeting of the AAWE in Verona, Italy, 2020
• Petroleum Windfalls and the Discontents of the Revival of the Azerbaijani Fine Wine Exports (together with Elkhan R. Sadik-Zada). Accepted for the 14th Annual Meeting of the AAWE in Verona, Italy, 2020
• Is there a Veblen effect for fine wine? (together with Elkhan R. Sadik-Zada). Paper presented at the 13th Annual Meeting of the AAWE in Vienna, Austria, 2019
• Are South African grape growers ware of their climatic comparative advantages for growing certain grape varieties? A hedonic approach applying machine learning (together with Wolfram Rinke). Paper presented at the 13th Annual Meeting of the AAWE in Vienna, Austria, 2019
• Can music change the taste of wine? Paper presented at the 12th Annual Meeting of the AAWE at Cornell University, Ithaca, USA, 2018
• Do corporately organized wine producers cope better with unfavorable weather conditions than private wine estates? Hedonic pricing models for South African wines (together with Wolfram Rinke). Paper presented at the 12th Annual Meeting of the AAWE at Cornell University, Ithaca, USA, 2018
• Annual weather changes and wine prices of German wines – a hedonic pricing model (together with Wolfram Rinke). Paper presented at the 11th Annual Meeting of the AAWE in Padua, Italy, 2017
• Impact of annual weather changes on yields and the distribution of grape varieties in different wine regions of South Africa (together with Nick Vink). Paper presented at the 10th Annual Meeting of the AAWE in Bordeaux, France, 2016
• Impact of annual weather changes on output, quality and profits of wine producers in Germany. Paper presented at the 9th Annual Meeting of the AAWE in Mendoza, Argentina, 2015
• Fairtrade Wine Prices of South African Wines (together with Karl Storchmann and Nick Vink). Paper presented at the 6th Annual Meeting of the AAWE in Princeton, New Jersey, USA, 2012
• Is there a price premium on South African BEE wines in South Africa and Europe? (together with Karl Storchmann and Nick Vink). Paper presented at the 5th Annual Meeting of the AAWE in Bozen, Italy, 2011.

Mentoring (Master in Development Management)

• Hadi Hashemi (2022): The Impact of Technical and Vocational Education and Training (TVET) on migrants’ Livelihood: The case of ARIVET project for Afghan migrants in Mashhad province of Iran
• Anu Nieminen (2022): The impact of education of sustainable development (ESD) on students' environmental attitudes and behaviour: a case study of Kenyan Eco Schools
• Carolin von Janowski (2022): The impact of a community library on literacy skills: The case study of Bookfeeding Project in Podor, Senegal
• Jori, Eliot (2020): Impact of renewable energy projects on rural development. A case of Mashaba solar mini grid in Gwanda, Zimbabwe.
• Egenti, Stanley (2019): Impact of agricultural development projects on the livelihood of smallholder farmers. A case study from the Fadama III project in Ebnonyi state, Nigeria.
• Hussen, Amir (2018): The impact of the productive safety net program (PSNP) on food (in)security: The Case of Selti Woreda, Ethiopia
• Ortiz, Karen (2018): The other side of gender: Involving men in gender equality – A study from public middle and high schools in Huila, Colombia
• Lammers, Franziska (2016): "Because it trains my mind" – Assessing the Cognitive and Scholastic Effects of Chess Instruction in Primary Schools of the Soweto Township, South Africa
• Fusenig, Mirjam (2016): Why do wine producers seek Fairtrade certification? Perspectives from the Western Cape Province, South Africa
• Milensu Kapaipi (2015): Understanding Vocational Education and Training in Zambia
• Rubina Devrikyan (2014): Impact of Participation on Rural Development in Armenia
• Solveig Gleser (2014): The Irrigation and Poverty Nexus. A Case Study on the Effects of Micro-Irrigation on Poverty Alleviation in the Rural Western Hills of Nepal
• Collins Yeboah (2014): Participation as a Means of Poverty Reduction: A Case Study of Boabeng Fiema Monkey's Sanctuary, Ghana
• Abisha Damba (2012): The Impact of the Humanitarian Accountability Partnership (HAP) Framework on Beneficiary Participation in Aid Projects: A Case Study of a Humanitarian Aid Project in Zimbabwe
• Isaac Kwesi Eweh (2012): "Impact of the Ghana School Feeding Programme on Poverty Reduction: A Case Study in the Three Northern Regions of the Country
• Pocut Ismyati Vonda (2012): The Impact of Community Empowerment on the Income Situation of Project Beneficiaries. A Case Study: Skills Training Project in South Aceh District, Aceh Province, Indonesia
• Kruja, Edlira (2010): The Impact of Infrastructure and Human Capital on Foreign Direct Investment: A Comparison of two Albanian Regions
• Bayor, Isaac (2009): The influence of community participation on the benefits of development projects: A Case Study of the Community Based Empowerment Project in Ghana

Mentoring (Management and Economics)

BA- and MA-Theses, BSc in Management and Economics (9)

• Marco Machnik (2021): A Matter of Taste? A cross-country comparison of South African export wines applying the Hedonic Pricing Method
• Diana Hinburg (2012): Brain Drain, ein Wachstumshemmnis für Entwicklungsländer?
• Carla Irena Swertz (2011): Energieerzeugung und–verteilung: Regulierungsansätze und Wettbewerbsintensität in China
• Josephin Howold (2011): Der Zusammenhang zwischen Energieverbrauch/-produktion und Wirtschaftswachstum in Entwicklungsländern
• Christina Kläre (2010): Wachstumswirkungen der WM 2010 für Südafrika
• Jan Skoczek (2013): Indien als neuer Geber von Entwicklungshilfe - Eine Bestandsaufnahme“
• My Phung Lu (2014): Auswirkungen von Land Grabbing auf Armut und Ernährungssicherheit in Entwicklungsländern
• Andreas Glanemann (2014): “Clean Development Mechanism”! - Eine Bestandsaufnahme
• Frauke Schlingermann (2013): Die Auswirkungen der Wirtschafts- und Finanzkrise auf Entwicklungsländer - eine Bestandsaufnahme

Diploma in Management and Economics (4)

• Jianing Wie (2011): Der Zusammenhang zwischen internationalem Technologietransfer und dem Aufbau technologischer Kapazitäten in China
• Benjamin M. Backschat (2013): Bildung und Entwicklung in Subsaharah-Afrika - die Bedeutung der tertiären Bildung
• Sebastian Ley (2012): Neue Geberländer in der Entwicklungszusammenarbeit – Chancen und Risiken für Empfängerländer
• Tobias Urban (2012): Die Wirksamkeit ausländischer Direktinvestitionen auf das langfristige Wirtschaftswachstum Vietnams unter Berücksichtigung der institutionellen Rahmenbedingungen