Maturity Risk Premium. An investor in Treasury securities expects inflation to be 2.5% in Year 1, 3.2% in Year 2, and 3.6% each year thereafter. Assume that the real-risk free rate is 2.75% and that this rate will remain constant. Three-year Treasury securities yield 6.25% which 5-year Treasury securities yield 6.80% What is the difference in the maturity risk premiums (MRPs) on the two securities; that is, what is MRP5-MRP3?