Andrea Fadani Editor

The Contributors: Franz Heidhues, Andrea Fadani, Hermann Eiselen, Hans W. Singer, Guenter Dresruesse, Helmut Walter, Uma Lele, Shiva S. Makki, Joachim von Braun, Pierre-Marie Bosc, Ellen Hanak Freud, Anil K. Gupta et al., Hans Mohr, Juergen Kroschel, Joachim Sauerborn, Stefan Kachelriess, Volker Hoffmann, Hector Mercer-Quarshie, Gerd Weber, Joachim Wuenn, Sandra Barella, Heike Behn, Stephane Bieri, Peter K. Burkhard, Andreas Kloeti, Ingo Potrykus, Anne Valle Zarate, Peter Horst, M. V. Gupta, M. A. Rahman, M. A. Mazid, J. D. Sollows, Dagmar Kunze, Artur Runge-Metzger, Hermann Waibel, Ralf P. Schaab, J. Zeddies, Godfrey D. Mudimu, Devendra Gauchan, Axel. W. Drescher, Robin Marsh, Michael Bruentrup, Matthias Lichtblau, Jean Chataigner, Detlef Virchow, Thomas Reardon, V. Kelly, B. Diagana, J. Dione, E. Crawford, K. Savadogo, D. Boughton, Gerturd Schrieder, Manohar Sharma, Manfred Zeller, Matthias Hitzel, A. N. Mbabu, Matthias von Oppen, B. K. Njehia, Abdelatif Ijaimi, Huib Hengsdijk, G. Kruseman, R. Ruben, J. Bade, Barbara Huddleston, Christian Bonte-Friedheim, Amram Ashri, Aloysius Prakash Fernandez, Manfred Beier, Detlev Boettcher, John P. A. Lamers, Petra R. Feil, Bettina Hedden-Dunkhorst, Teressa Adugna, Hannelore Beerlandt, Eric Tollens, Stefan Dercon, Helmke Sartorius von Bach, Ernst-August Nuppenau, Reuben Ausher, Dennis Purcell, Tai Wan Kwon, Werner Muehlbauer, Rosarin Smitabhindu, Serm Janjai, Albert Esper, Juergen Hagmann, E. Chuma, K. Murwira, Assefa Admassie, Manfred Zeller, Aliou Diagne, Vinda H. L. Kisyombe, Johannes C. G. Ottow, K. H. Diekmann, M. Becker. The Editors: Franz Heidhues is professor for development theory and agricultural development policy at the University of Hohenheim, Stuttgart, and board member of the University's Center of Tropical Agriculture. Andrea Fadani is research associate in the Institute of Agricultural Economics and Social Sciences in the Tropics and Subtropics at the University of Hohenheim, Stuttgart.