Farsi, Mehdi; Fetz, Aurelio; Filippini, Massimo - In: Journal of Transport Economics and Policy 41 (2007) 3, pp. 345-361
This paper analyses the cost structure of the Swiss urban public transport sector in order to assess scale and scope economies. A multi-output cost function has been estimated for a panel data set of companies operating trolley-bus, motor-bus and tramway systems. The results suggest increasing...