For more than ten years the concept of European Metropolitan Regions is fixed in the German regional planning system. This article uses the shift-share-technique to assess the economic performance of the eleven German metropolitan areas based on a national comparison. Firstly, there is a clear...

In a perfectly competitive market with a possibility of technological innovation we analyze guaranteed feed-in tariffs for electricity from renewables from a dynamic efficiency and social welfare point of view. Specifically, we model decisions about the technological innovation with convex costs...