Italy’s Communication Authority (AGCom) has instructed Vivendi to reduce its stake in either Milan-based media group Mediaset or Telecom Italia after ruling the company breached antitrust regulations. Following the regulator’s decision, Vivendi said it may… Italy’s Communication Authority (AGCom) has instructed Vivendi (EPA:VIV) to reduce its stake in either Milan-based media group Mediaset (BIT:MS) or Telecom Italia (BIT:TIT) after ruling the company breached antitrust regulations. […]