Perez I, Holm-Mueller K. Opt-in of the agricultural sector to the European trading scheme for greenhouse gas emissions – a proposal and its possible effects. GER J AGR ECON [Internet]. 2007 Nov. 16 [cited 2024 Nov. 22];56(8). Available from: https://www.tib-op.org/ojs/index.php/gjae/article/view/1702