This paper examines the remarkable learning-by-doing in the windmill industry since it emerged in the beginning of the 1980's. Green subsidies for producing electricity by wind power has been a precondition for the rapid growth in the production of windmills. Based on time series of prices of...

The paper considers the owners of the firms as normal investors who want to optimise the return from their investments in accordance with their wealth constraint and the risk of their investment in the firm. The paper tests this theory on a representative sample of Danish companies including...

The European Court of Justice's definition of when a firm has a dominant position has recently come under attack as being meaningless and impossible to measure. We argue that both attacks are wrong, suggest an economic interpretation of domination and propose how it may be measured using modern...