Farmers' behavior and the provision of public goods : towards an analytical framework / R.A. Jongeneel, L. GeBio-based supply chains : risks and institutional arrangements / Jack Peerlings, Lan Ge, Michiel van GalenA touch of cocoa : baseline study of six UTZ-Solidaridad cocoa projects in Ghana / Yuca Waarts, Lan Ge, Giel Ton, Jennie van der MheenFrom training to practice : mid-term evaluation of the UTZ-Solidaridad smallholder tea programme in Malawi / Yuca Waarts, Lan Ge, Giel TonFrom training to practice : mid-term evaluation of the UTZ-Solidaridad smallholder tea programme in Kenya / Yuca Waarts, Lan Ge, Giel TonFor all the tea in Kenya : impact assessment and baseline situation of farmer field schools / Yuca Waarts, Lan Ge and Linda PuisterTowards sustainable cocoa : assessment of cargill and solidaridad cocoa farmer support activities in Côte d’Ivoire 2008-2012 / V. Ingram, Y. Waarts, S.M. van Vugt, L. Ge, L. Wegner, L. Puister-JansenThe IDH Cocoa Productivity and Quality Programme (CRQP) in Côte d'Ivoire : impact assessment framework and baseline / Verina Ingram, Yuca Waarts, Lan Ge, Simone van Vugt, Lucia Wegener, Linda Puister-Jansen, Francois Ruf and Roger TanohImpact of UTZ certification of cocoa in Ivory Coast : assessment framework and baseline / Verina Ingram, Yuca Waarts, Lan Ge, Simone van Vugt, Lucia Wegener, Linda Puister-Jansen, Francois Ruf and Roger TanohBaseline and impact of UTZ Certification of cocoa farmers in the Ivory Coast 2008 to 2012 / Ingram, V., Waarts, Y., van Vugt, S.M., Ge, L., Wegner, L. and Puister-JansenSample of Dutch FADN 2012 : design principles and quality of the sample of agricultural and horticultural holdings / H.B. van der Veen, L. Ge, R.W. van der Meer and H.C.J. VrolijkDe kracht van het agrocluster : het belang van de primaire landbouw voor het totale agrocomplex / Petra Berkhout, Marcel van Asseldonk, Jan Benninga, Lan Gé, Robert Hoste, Bert Smit