1 7th ASAE Conference, Hanoi 13 – 15 October 2011 Informality-oriented innovation network in Vietnam’s Agribusiness sector: An analysis from innovation system perspective Thai Thi Minh* and Carsten Nico Hjortsø Institute of Food and Resource Economics, Faculty of LIFE, University of Copenhagen, Rolighedsvej 25, DK-1958 Frederiksberg C, Denmark; Email: minh@foi.dk; cnh@foi.dk; Tel: +45 35 33 22 84, +45 35 33 22 67; Fax: +45 35 33 68 01