Showalter, Mark H.; Friedlaender, Ann F.; Berndt, Ernst R. - National Bureau of Economic Research (NBER) - 1991
This paper reports on results obtained from the estimation of a rail cost function using a pooled-time series, cross section of Class I railroads for the period 1974-1986. An analysis is performed of short-run and long-run returns to scale, the extent of capital disequilibrium, and adjustments...