问题
单项选择题
An analyst does research about liquidity. Which of the following statements about liquidity is least accurate（）
A. A decrease in a dealer's bid-ask spread decreases in liquidity.
B. On-the-run U. S. Treasury securities provide more liquidity than off-therun U. S. Treasury securities.
C. Standard practice for pricing liquid bond is a pricing service of dealer price quotas.
答案
参考答案：A
解析：
交易商买卖价差变小提高了流动性，而不是降低了流动性。当前发行的国债比之前发行的国债有更好的流动性，对于流动性比较好的债券其定价的标准是通过交易商的报价来决定的。