Filippini, Massimo; Luchsinger, Cornelia - In: Applied Economics Letters 14 (2007) 15, pp. 1109-1113
The study considers the estimation of a translog cost function employing panel data for a sample of 43 Swiss hydropower companies, over the period of 1995 to 2002. The results of this analysis indicate the existence of economies of scale and density for most output levels. The basic novelty in...