Question $37(2$ points$)$

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Which one of the following statements is correct based on the period $1926-2016?$

Long$-$term government bonds had more volatile annual returns than did the long$-$term corporate bonds.

The standard devlation of the annual rate of inflation was less than $3$ percent.

U$.$S Treasury bills have a zero variance in returns because they are risk$-$free.

The risk premium on small$-$company stocks was less than $10$ percent.

The risk premium on all U$.$S$.$ government securities is $0$ percent.