The economic and environmental efficiency assessment in EU cross-country: Evidence from DEA and quantile regression approach V. Moutinho M. Madaleno M. Robaina Publication Journal: Ecological Indicators Year of Publication: 2017 Volume: 78 Pagination: 85-97 Identifiers Other Numbers: 2-s2.0-85015064030 Alternative titles DOIGoogle ScholarBibTeXRIS Locators