Modules 3 and 40 5 Help Save & Ent Submit Unbiased Expectations Theory Suppose that the current one year rate (one-year spot rate and expected one year Tbilitates over the following three years e, years 2.3, and 4, respectively are as follows R=475% A2)-575% 3-6.25% 41 6.60% Using the unbiased expectations theory, what is the current long term rate for four-year- maturity Treasury securities