Lowering volatility and sopping up excess liquidity can be beneficial, but there are risks here as well: regulators can easily overshoot the mark, leaving financial markets with weakened capacity for price discovery and too little liquidity.
降低波动性和吸收多于流动性是有益的，但也有风险：监管者很容易过犹不及，削弱金融市场的价格发现功能，造成流动性不足的问题。