Bajgar, Matej; Berlingieri, Giuseppe; Calligaris, Sara; … - 2019
This report presents new evidence on industry concentration trends in Europe and in North America. It uses two novel … data sources: representative firm-level concentration measures from the OECD MultiProd project, and business …-group-level concentration measures using matched Orbis-Worldscope-Zephyr data. Based on the MultiProd data, it finds that between 2001 and 2012 …