This paper deals with the methods of measuring and analyzing efficiency in local public transport. We estimate a translogarithmic total cost function in order to assess the presence of scale and density economies. In particular, we consider firms heterogeneity using a quantile regression...

Determination of the optimal city size underlies the economic rationality of infrastructure provision by local governments. We investigate the existence of decreasing average costs resulting from economies of scale, associated with larger urban dimensions in terms of population and housing, and...

Using U.S. manufacturing data, Griliches (1969) found evidence suggesting that capital equipment was more substitutable for unskilled than skilled labor. Griliches formulated this finding as the capital-skill complementarity hypothesis. The purpose of this study is to determine whether the...