Measuring the Stance of Monetary Policy on and off the Zero Lower Bound
提出一种新的影子短期利率，用于衡量联邦基金利率受零下限约束时的货币政策立场。
Taeyoung Doh and Jason Choi propose a new “shadow” short-term interest rate to measure the stance of policy when the federal funds rate was constrained by the zero lower bound.