Key insight: The Fed chair attributed recent rising bond yields to a strong economy. The Fed chair attributed recent rising bond yields to a strong economy. Warsh appears unaware that his own statements about the Fed's five recently formed policy review task forces may be influencing the U.S. bond market. If such a premium emerged, the price of TIPS would be expected to fall and TIPS' real yields would rise. Thus, the recent sharp rise in long-dated U.S. bond yields undoubtedly reflects more than expectations for the U.S. economy.