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Analisi dell'efficienza di scala e di costo delle compagnie di bus italiane e svizzere
Filippini, Massimo; Kuenzle, Michael - In: Economia pubblica : the Italian journal of public … 33 (2003) 6, pp. 21-43
Persistent link: https://www.econbiz.de/10001921128
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Unobserved heterogeneity and efficiency measurement in public transport
Cullmann, Astrid; Farsi, Mehdi; Filippini, Massimo - In: Journal of transport economics and policy 46 (2012) 1, pp. 51-66
Persistent link: https://www.econbiz.de/10009520146