“…First, the struggles of the BOJ and ECB to achieve their mandates illustrate the difficulties in raising inflation once longer-run inflation expectations become entrenched 38 For a review of financial and macroeconomic effects in the United States and abroad, see Andrade and others (2016); Lombardi, Siklos, and St. Amand (2018); Kuttner (2018); and Dell'Ariccia, Rabanal, and Sandri (2018) on the effect on yields and bank lending. On the international experience and spillovers, see Clarida (2019b), Martínez-García (2019), and the evidence in Haldane and others (2016), Chen and others (2016), and Martínez-García (2018). communications and actions at the time also conveyed a lack of confidence in its tools and uneasiness with their deployment.…”