单选题 An analyst doesresearch about security market indices. Which of the following statements is least accurate to explain that a fixed-income market index is more difficult to create and compute than a stock market index?
A. The universe of fixed-income securities is changing constantly.
B. Fixed-income markets are predominantly dealer markets.
C. The number of fixed-income securities is much less than the number of equity securities.

【正确答案】 C

【答案解析】[解析] 固定收益指数比股票指数更加难以编制，其中一个原因是债券的种类总处在不断变化中，如是否到期限、是否转换，等等。固定收益指数比股票指数更加难以编制的另一个原因是，固定收益市场主要是交易商市场，无法通过公开市场交易而获得价格信息。另外，固定收益证券的数量要远远超过股票的数量，固定收益证券有不同的发行人、不同的特征以及不同的期限。