“…As a result, macroeconomic fluctuations stabilized in the US. However, subsequent literature pointed out that, on the one hand, the above results relied on the traditional assumption that the expectation is rational (Ilabaca et al, 2020). On the other hand, the macroeconomic instability observed in the 1970s was caused by overconfi dence in output stabilization targets and overpessimistic estimates of output gaps (Orphanides, 2002(Orphanides, , 2003(Orphanides, , 2004.…”