Liquidity Premium Hypothesis Based on economists' forecasts and analysis, one-year Treasury bill rates and liquidity premiums for the next four years are expected to be as follows: Ry= 5.35% Er) -6.45% L2 -15% B3) 6.65% L3 - 18% Era) = 6.85% L4 - 20% Using the liquidity premium hypothesis, what is the current rate on a four-year Treasury security