Ponikvar, Nina, and Maks Tajnikar. “Are the Determinants of Markup Size Industry-Specific? The Case of Slovenian Manufacturing Firms”. Panoeconomicus 58, no. 2 (October 10, 2011): 229–244. Accessed March 2, 2024. https://panoeconomicus.org/index.php/jorunal/article/view/152.