We analyse whether the 2003 CAP reform and the anticipated new program of rural development will lead to an expansion or a reduction of organic farming. An extended version of the Positive Mathematical Programming (PMP) method is developed in order to differentiate organic farming from...

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...