InvestmentsTop Global NewsMarketsReal Estate Europe should ignore ‘treacherous promises’ of Facebook’s Libra currency: ECB’s Mersch By financialnews_rlv83x - September 2, 2019 0 135 Widespread acceptance of Facebook’s proposed Libra currency could even undermine the European Central Bank’s ability to set monetary policy, a potential risk for the currency bloc, ECB board member Yves Mersch said on Monday.