Schleyer C, Theesfeld I. Agricultural and Environmental Policies from an Institutional Economics Perspective: a Method for Ex-ante Policy Assessment. GER J AGR ECON [Internet]. 2011 Sep. 1 [cited 2024 Nov. 22];60(3). Available from: https://www.tib-op.org/ojs/index.php/gjae/article/view/1844