Rick Rieder, Chief Investment Officer of Global Fixed Income at BlackRock, said Tuesday that an “ideal” investment portfolio should have exposure to hard assets such as gold and Bitcoin BTC/USD. Bitcoin A Hedge Against Fiat Depreciation?During an interview with CNBC, Rieder said that gold, Bitcoin and assets that provide a “ballast” against potential currency depreciation should be on investors’ radar.When asked about the percentage of Bitcoin allocation in a portfolio, Rieder said that 5% seems “high” to h ...