1-year Treasury bill yield is 3.5%. 10-year Treasury bond yield is 4.5%. Expected rate of inflation embedded in both the Treasury bill and bond is 2.0%. Average yield on AAA-rated 10-year corporate bonds is 5.75%. Average yield on BB-rated 10-year corporate bonds is 8%. Liquidity premium on both Treasury bill and bond is zero. Liquidity premium on both AAA-rated and BB-rated bonds are 0.5%. What is the maturity risk premium embedded in the 10-year Treasury bond