麻烦问一下这个知识点在哪里？

问题如下：

On-the-run sovereign debt securities are:

选项：

A.

used for benchmark yield analyses.

B.

issued prior to off-the-run securities.

C.

less liquid than off-the-run securities.

解释：

A is correct. The most recently issued sovereign securities, known as on-the-run securities, are used for benchmark yield analyses. B is incorrect because off-the-run securities are issued prior to on-the-run securities. C is incorrect because on-the-run securities are not less liquid than off-the-run securities.