Rotundo, Giulia; Anna D’Arcangelis - In: Quality & Quantity: International Journal of Methodology 48 (2014) 4, pp. 1893-1910
In this paper we propose an adjustment to the Herfindahl–Hirschman concentration index for explicitly considering the role of the topology of financial economic networks on market concentration. The case study of the Italian stock market serves for outlining the relevance of the shareholding...
