Introducing microeconomic foundation in data envelopment analysis: effects of the ex ante regulation principle on regional performance V.M. Ribeiro C. Varum A.D. Daniel Publication Journal: Journal of the Knowledge Economy Year of Publication: 2020 Identifiers ISBN Number: 18687873 18687865 Other Numbers: 2-s2.0-85085910594 Alternative titles DOIGoogle ScholarBibTeXRIS Locators