Suppose two countries have identical aggregate demand curves and potential levels of output and y is the same in both countries. Assume that in 2019, both countries are hit with the same negative supply shock. Given the table of values below for inflation in each country, what can you say, if anything, about the credibility of each country's central bank? Explain your answer. Country A Country B 2018 2.2% 2.2% 2019 5.1% 3.4% 2020 4.6% 2.9% 2021 3.7% 2.5% 2022 2.9% 2.2% central bank has greater credibility. In response to the negative supply shock, it appears that inflation expectations in and it appears that by 2022 inflation returned close to the central bank's target