Button, KennethNeiva, Rui2014-09-182014-09-182014-05https://hdl.handle.net/1920/8900The economic deregulation efforts that have been taking place for several decades in many industries have been associated, in numerous benchmarking studies, with improvements in economic efficiency.300 pagesenCopyright 2014 Rui NeivaPublic policyEconomicsOperations researchAir Navigation Service ProvidersData Envelopment AnalysisEconomic EfficiencyEUROCONTROLSingle European SkyStochastic Frontier AnalysisDissertation