The Association for ecological economic research (VOeW) is an inter- and transdisciplinary network. The VOeW is a non-profit association and argues with questions of sustainable development as well as its practical conversion. The special emphasis of the activities is on the area of sustainable economy and technology and the contribution, which enterprises, politics and universities in addition can carry out. The network offers various contact contacts between science, politics and practice by the composition of its members and its activities. Apart from the exchange of the members among themselves, which is supported by working groups and this listserver, we organize meetings of different kind and direction.The aim of the list is to disseminate and discuss topics related with environment, economy, environmental technology (green technology) and sustainable development.