Cellini, Roberto and Torrisi, Gianpiero (2009): The regional public spending for tourism in Italy: An empirical analysis. Unpublished.
Torrisi, Gianpiero (2009): A multilevel analysis on the economic impact of public infrastructure and corruption on Italian regions. Unpublished.
Torrisi, Gianpiero (2009): Infrastructures and economic performance: a critical comparison across four approaches. Published in: Theoretical and Practical Research in Economic Fields , Vol. 1, No. 1 (2010): pp. 86-96.
