ppose we observe the three-year Treasury security rate (1n3) to be 4.8 percent, the expected one-year rate next year- (2r1)to be 2 percent, and the expected one-year rate the following year f(3r1) to be 5.9 percent. If the unbiased expectations theory of the im structure of interest rates holds, what is the one-year Treasury security rate? (Do not round intermediate calculations. Round sur percentoge answer to 2 decimal places. (e.g. 32.16)) ppose we observe the three-year Treasury security rate (1n3) to be 4.8 percent, the expected one-year rate next year- (2r1)to be 2 percent, and the expected one-year rate the following year f(3r1) to be 5.9 percent. If the unbiased expectations theory of the im structure of interest rates holds, what is the one-year Treasury security rate? (Do not round intermediate calculations. Round sur percentoge answer to 2 decimal places. (e.g. 32.16))