1. The Competitive Advantage of Nations;Porter,1990
2. Competitiveness, Technology and Skills;Lall,2001
3. Measures of international competitiveness: A critical survey∗ †
4. Factors affecting firm competitiveness: The case of Greek industry;Liargovas;Eur. Inst. J.,2010
5. Analyzing International Competitiveness at the Firm Level: Concepts and Measures; Working Paper No. 32; Quaderni del Dipartimento di Scienze Economiche e Sociali, Università Cattolica del Sacro Cuore, Piacenza, 2005http://dipartimenti.unicatt.it/dises-wp_azzurra_05_32.pdf