@misc{WaetzoldDrechslerEppink2012, author = {Frank W{\"a}tzold and Martin Drechsler and Florian Eppink}, title = {Does pro-active biodiversity conservation save costs?}, institution = {FG Volkswirtschaftslehre, insbesondere Umwelt{\"o}konomie}, type = {articler}, year = {2012}, }