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Completed Research Projects (since 2003)



TitleEconomics of African Animal Trypanosomiasis (AAT) management strategies under risk and time preferencies
ObjectivesThe overall goal of this research proposal is to analyze livestock disease control options that can ensure the sustainability of livestock dependent household systems in West Africa.
The research project has two specific objectives, i.e.:
(i) Analyse the data on risk and time preferences as well as subjective probabilities that have been elicited by economic field experiments from January to February 2011
(ii) Assess the long-term productivity of AAT disease control strategies including trypanocides in a dynamic modeling framework
MethodologyMaximum-Likelihood Estimation of preferences
Stochastic dynamic programming
ContactSabine Liebenehm
Budget110 000 €



TitleAssessing the Potential of Fair Organic Certified Products for Sustainable Livelihoods in Developing Countries - The case of Black Pepper in India
Objectives1. To what extent conversion and adoption to organic production and fair trade marketing arrangements can be a viable option for improving the livelihoods of smallholder farmers in India?
2. What is the impact of organic agriculture under fair trade promotion structures on the income and consumption of the household?
Methodology1. Household level data collection to establish a panel data set
2. Quantitative analysis using panel data models
ContactPriyanka Parvathi
Funding/SponsorLeibniz Universität Hannover
KeywordsOrganic farming, Fair trade, Sustainability, Vulnerability, India



Title The Impact of Contract Farming in the Oil Palm Industry on Poverty Reduction: An Analysis of Supply Chain Partnership in Sumatra, Indonesia
Contact Eko R. Cahyadi
Period 2009-2013
Keywords Contract farming, Oil palm, Treatment effect model, Vulnerability, Poverty
Title The effect of social networks on vulnerability to poverty: A village level case study in Thailand
Contact Theda Gödecke
Period 2008-2012
Keywords Vulnerability to poverty, Thailand, Social networks, Village level case study
Title Impact of shocks on vulnerability to poverty in Thailand and Vietnam: consequences for the development of emerging Southeast Asian economies
Contact Duc Phung Tung
Period 2006-2011
Keywords Vulnerability to poverty, Thailand, Vietnam, Southeast Asian economies
Title Response of rural households to agricultural income shocks in Vietnam
Contact Marc Völker
Period 2007-2011
Funding/Sponsor Deutsche Forschungsgemeinschaft (DFG)
Keywords Vulnerability to poverty, Coping Strategies, Vietnam
Title Response of rural households to agricultural income shocks in Thailand
Contact Songporne Tongruksawattana
Period 2007-2011
Funding/Sponsor Deutsche Forschungsgemeinschaft (DFG)
Title Food security and poverty alleviation through improved valuation and governance of river fisheries in Africa
Contact Levison Chiwaula / Rudolf Witt
Period 2005-2009
Funding/Sponsor Bundesministerium für wirtschaftliche Zusammenarbeit und Entwicklung (BMZ)
Keywords Fisheries, economic valuation, poverty, vulnerability
Title Economic Impact of EU Food-safety Standards on Small-scale Producers in Agrifood Supply Chain: Evidence from Kenya
Contact Solomon Asfaw
Period 2005-2009
Funding/Sponsor Bundesministerium für wirtschaftliche Zusammenarbeit und Entwicklung (BMZ)
Keywords EurepGAP standard, export vegetables, impact, adoption, farmer health, Kenya
Title Cotton production in Asia: Productivity, efficiency, and impact assessment
Contact Piyatat Pananurak
Period 2005-2008
Funding/Sponsor FAO
Keywords Cotton, IPM, Productivity, Efficiency, Impact assessment
Title Economic and behavioral factors affecting the adoption of environmentally friendly and healthy vegetable production systems in Thailand
Contact Thanaporn Krasuaythong
Period 2004-2006
Funding/Sponsor DAAD
Keywords Adoption, Thailand, vegetable production technology, prospect theory
Title Impact assessment of FFS IPM training in China
Contact Wu Lifeng
Period 2003-2006
Funding/Sponsor FAO, NATESC, Universität Hannover
Keywords Farmer field school, integrated pest management, impact assessment, training
Title The economics of health effects of integrated pest management on small-scale farmers in Nicaragua
Contact Hildegard Garming
Period 2003-2005
Funding/Sponsor GTZ / EU
Keywords Valuation of non-market benefits, integrated pest management, vegetable production, willingness to pay, health effects, Nicaragua
Title Improving the management of Trypanocide resistance in the cotton zone of West Africa
Contact Hippolyte Affognon
Period 2002-2005
Funding/Sponsor BMZ
Keywords Livestock production, Trypanosomosis, Trypanocide drugs, disease control, drug resistance
Title Spatial distribution and inter-regional dynamics of vegetable production in Thailand
Contact Bernd Hardeweg
Period 2001-2004
Funding/Sponsor Deutsche Forschungsgemeinschaft (German Research Foundation)
Keywords Thailand, vegetable production, regional programming model
Title Economics of using biotechnology in pest management in developing countries – The case of Bt-cotton in China
Contact Diemuth Pemsl
Period 2001-2004
Funding/Sponsor FAO, Universität Hannover
Keywords Productivity, damage control, biotechnology, Bt-cotton, China, input monitoring
Title Impact of FFS IPM training in West Africa
Contact Diemuth Pemsl, Hippolyte Affognon
Period 2004-2005
Funding/Sponsor Global IPM Facility
Keywords Farmer field school, integrated pest management, impact assessment, training
Title Feasibility study to ascertain and analyze production factor use in German horticulture
Contact Walter Dirksmeyer
Period 2001-2005
Funding/Sponsor Co-financing of the German Ministry of Consumer Protection, Food, and Agriculture and the Agricultural Ministries of the German Federal States
Keywords Horticulture, production factors, life cycle analysis
Title Economics of biological plant protection strategies in open field vegetable production
Contact Walter Dirksmeyer
Period 2001-2004
Funding/Sponsor German Research Foundation
Keywords Pesticides, open field vegetable production, carrots, leek, onion, simulation model, damage abatement
Title Economics of indigenous fruit tree crops in Zimbabwe
Contact Dagmar Mithöfer
Period 1998-2004
Funding/Sponsor World Agroforestry Centre
Keywords Food security, income poverty, investment under uncertainty, indigenous fruit trees, Zimbabwe
Title Diffusion and impact of farmer field schools (FFS) in Uganda
Contact Nassul Ssentamu Kabunga
Period 2004-2006
Funding/Sponsor DAAD / Universität Hannover
Keywords Uganda, Farmer Field School (FFS), Diffusion, Impact assessment
Title Institutional analysis of the performance of veterinary service
Contact Lucien Babatounde
Period 2002-2004
Funding/Sponsor DAAD / Universität Hannover
Keywords Institutional change, moral hazards, externalities, new institutional economics, veterinary reform, Mali, performance