“…Indeed, for the Brazilian case, the tone of the Brazilian central bank presents a decreasing tendency during recessions, as shown in Figure 4.6, in Appendix 4.6.2. Han, Jiao and Ma (2021) also argues that, before recessions, the role of curvature and slope is smaller, and during recessions, it tends to play a more relevant role. The tone of the Brazilian central bank, which is correlated with the slope and curvature in the data, captures this movement and informs the market.…”