FOLLOW-UP STUDY ON THE IMPACTS OF AGRI-ENVIRONMENT MEASURES IN FINLAND (MYTVAS 3) Jyrki Aakkula 1 , Mikko Kuussaari 2 , Katri Rankinen 2 , Petri Ekholm 2 , Janne Heliölä 2 , Terho Hyvönen 1 , Laura Kitti 1 & Tapio Salo 1 1 MTT Agrifood Research Finland, 31600 Jokioinen, Finland; firstname.lastname@mtt.fi 2 Finnish Environment Institute, P.0. Box 140, 00251 Helsinki, Finland; firstname.lastname@ymparisto.fi OECD WORKSHOP ON EVALUATING AGRI-ENVIRONMENTAL POLICIES Braunschweig, Germany, 20-22 June 2011