Inthis paper we develop a new method, based on generalized inverse,to recover the first derivatives of the production function.This allows us to retrieve returns to scale, technological progressand, in a dynamic setting, a measure of the adjustment cost.The method is general and systematic and...

We investigate the causes of increasing concentration in the Canadian air carriers industry over the last four decades, and assess possible links with deregulation and investment decisions. We measure the technology of firms in a dynamic framework that includes regulation. The model is tested...