Regulatory and environmental effects on public transit efficiency: A mixed DEA-SFA approach

Beniamina Buzzo Margari, Fabrizio Erbetta, Carmelo Petraglia, Massimiliano Piacenza

Risultato della ricerca: Contributo su rivistaArticolo in rivistapeer review

Abstract

This paper assesses the impact of regulatory and environmental factors and statistical noise on the efficiency of public transit systems within a DEA-based framework. Using a panel of Italian companies, we implement a DEA-SFA mixed approach based on [H.O. Fried et al. (2002) Journal of Productivity Analysis, 17(1-2), 157-174] to decompose DEA inefficiency measures into three components: exogenous effects, managerial inefficiency and stochastic events. Besides providing evidence on the determinants of input-specific efficiency differentials across companies, the results point out that managerial skills play a minor role, and emphasize the relevance of regulatory policies aimed at replacing cost-plus subsidization with high-powered incentive contracts as well as improving environmental conditions of public transit networks.

Lingua originaleInglese
pagine (da-a)131-151
Numero di pagine21
RivistaJournal of Regulatory Economics
Volume32
Numero di pubblicazione2
DOI
Stato di pubblicazionePubblicato - ott 2007

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