The Water Framework Directive requires EU Member States to analyse economic impacts of the Directive's implementation. To reach a "good status", instruments have to be judged according to their cost-effectiveness. We evaluate costs and effects of measures to reduce nitrate emission of Austrian...

Photovoltaic (PV) has developed to one of the most promising technologies for renewable electricity generation. The Austrian government currently provides subsidies for roof-top PV systems through a constant, administratively determined feed-in tariff or an investment co-funding. In both subsidy...

Land use is a key factor to social wellbeing and has become a major component in political negotiations. This paper describes the mathematical structure of the European Forest and Agricultural Sector Optimization Model. The model represents simultaneously observed resource and technological...