This paper explores the relationship between environmental regulation, innovation, and competitiveness, drawing upon a unique dataset on environmental regulations directed at combustion plants, a global dataset of power plants, and a global dataset of ‘environmental’ patents. The analysis is...

This paper evaluates the production activities of Japanese airports from 1987-2005 by using the directional slacks-based Inefficiency Data Envelopment Analysis model. Three measures of efficiency are estimated: the SBI-directional slacks-based inefficiency measure, the directional distance...

We investigate the effect of the European Union Emissions Trading System (EU ETS) on the economic performance of manufacturing firms in Germany. Our difference-in-differences framework relies on several parametric conditioning strategies and nearest neighbor matching. As a measure of economic...