9 Unbiased Expectations Theory Suppose that the current one-year rate (one-year spot rate) and expected one-year T-bill rates over the following three years (e. years 2, 3, and 4, respectively) are as follows ebook Mc 1R1-4.95%, E(21) 5.95%, E(371) 6.45%, E(471)=6.88% Using the unbiased expectations theory, what is the current (ong-term) rate for four-year-maturity Treasury securities? Mutiple Choice O O O O 6.0352% 603758 68000% 16580% a T