“…It is useful to think about the term F t as the cumulative impulse response of the change of the policy today on all future hysteresis functionals. This is similar to Alvarez and Lippi (2019), Alvarez, Le Bihan, and Lippi (2016), Alvarez, Lippi, and Oskolkov (2020) and Borovička, Hansen, Scheinkman (2014), Borovička, Hansen, Hendricks, and Scheinkman (2011), and Borovička and Hansen (2016).…”