With the use of nontraditional policy tools, the level of reserve balances has risen significantly in the United States since 2007. Before the financial crisis, reserve balances were roughly $20 billion whereas the level has risen well past $1 trillion. The effect of reserve balances in simple...

Central banks typically control an overnight interest rate as their policy tool, and the transmission of monetary policy happens through the relationship of this overnight rate to the rest of the yield curve. The expectations hypothesis, that longer-term rates should equal expected future...