UPDATE 1-Vivendi trades barbs with activist investor seeking bigger payout
March 28, 2015 at 11:35 AM EDT
PARIS, March 28 (Reuters) - Vivendi has traded blows with activist investor PSAM over the fund's bid for a larger payout from the French media group, with Vivendi warning the fund could be in breach of the law and the fund accusing it of attempting to intimidate it.