2021年宏观经济分析第8章练习题.pdf

67 CHAPTER 8. THE NATURAL RATE OF UNEMPLOYMENT AND THE PHILLIPS CURVE. MULTIPLE CHOICE QUESTIONS 1. In which of the following periods was the relationship between the U.S. unemployment rate and U.S. inflation rate unstable? a. 1901 to 1909. b. 1911 to 1919. c. 1921 to 1929. d. 1931 to 1939. e. none of the above. 2. Since approximately 1970, the most stable Phillips-type relationship for the United States has been between which of the following? a. the rate of inflation and the change in the unemployment rate. b. the unemployment rate and the change in the rate of inflation. c. the change in the unemployment rate and the change in the rate of inflation. d. the inverse of the unemployment rate and the rate of inflation. e. the unemployment rate and the rate of inflation. 3. In the Phillips curve equation, which of the following will cause an increase in the current inflation rate? a. an increase in the expected inflation rate. b. a reduction in the unemployment rate. c. an increase in the markup, . d. All of the above. e. None of the above. 4. Which of the following assumptions best characterized the assumption about how individuals formed expectations of inflation by the early 1970s. ? a. expected inflation for the current year was smaller than the previous years inflation rate. b. expected inflation for the current year was approximately equal to the previous years inflation rate. c. expected inflation for the current year was less than the previous years inflation rate. d. expected inflation for the current year equal to the average inflation rate over the past five years. e. expecte