We investigate the effectiveness of yield curve control (YCC) vis-à-vis other unconventional monetary policies (UMP) in a panel difference-in-differences framework of 26 economies that employed UMP between 1995 and mid-2021 for countries that made YCC related announcements. Shadow rates are...

This paper studies nonparametric estimation of conditional moment models in which the generalized residual functions can be nonsmooth in the unknown functions of endogenous variables. This is a nonparametric nonlinear instrumental variables (IV) problem. We propose a class of penalized sieve...