B错在哪里？

问题如下：

Which of the following is the assumption of the MM dividend theory?

选项：

A.

Taxes and transaction costs exist in the capital markets.

B.

The dividend tax equals to the capital gain tax.

C.

The information is symmetric among all investors.

解释：

C is correct.

考点：Theories in Dividend Policy 1

解析：MM股利无关论是建立在完善资本市场假设的基础之上：包括没有税收、没有交易成本以及市场参与者之间的信息分布是对称的。