convergence in eco-efficiency in greenhouse gas emissions in the European Union. Eco-efficiency is assessed at both country and … proposed by Picazo-Tadeo et al. (Eur J Oper Res, 220:798–809, <CitationRef CitationID="CR34">2012</CitationRef>). Convergence …">2007</CitationRef>) approach that allows testing for the existence of convergence groups. Although the results point to the existence of …

productivity convergence among euro area countries. While no convergence can be found on the aggregate level, selected service … sectors and manufacturing sub-industries indicate evidence of convergence. In a search for factors influencing productivity …