• Home
  • Textbooks
  • Macroeconomics
  • EXPECTATIONS THEORY AND THE ECONOMY

Macroeconomics

Roger A. Arnold

Chapter 15

EXPECTATIONS THEORY AND THE ECONOMY - all with Video Answers

Educators

Chapter Questions

00:45

Problem 1

What does it mean to say that the Phillips curve presents policy makers with a menu of choices?

EA
Erwin Antoni
Numerade Educator
00:45

Problem 2

According to Friedman, how do we know when the economy is in long-run equilibrium?

Daniel Cisneros
Daniel Cisneros
Numerade Educator
03:21

Problem 3

What is a major difference between adaptive and rational
expectations? Give an example of each.

Sanchit Jain
Sanchit Jain
Numerade Educator
02:15

Problem 4

“The policy ineffectiveness proposition (connected with new classical theory) does not eliminate policy makers’ ability to reduce unemployment through aggregate demand–increasing policies because they can always increase aggregate demand by more than the public expects.” What might be the weak point in this argument?

Andrew Davis
Andrew Davis
Numerade Educator
02:03

Problem 5

Why is the new classical theory associated with the word classical? Why has it been said that the classical theory failed where the new classical theory succeeds, because the former could not explain the business cycle (the ups and downs of the economy), but the latter can?

Xiaomin Bian
Xiaomin Bian
Numerade Educator
00:45

Problem 6

Suppose a permanent downward-sloping Phillips curve existed and offered a menu of choices of different combinations of inflation and unemployment rates to policy makers. How do you think society would go about deciding which point on the Phillips curve it wanted to occupy?

EA
Erwin Antoni
Numerade Educator
06:28

Problem 7

Assume a current short-run trade-off between inflation and unemployment and a change in technology that permits the wider dispersion of economic policy news. How would the change affect the trade-off? Explain your answer.

Md.Daniyal Arshad
Md.Daniyal Arshad
Numerade Educator
00:50

Problem 8

New Keynesian theory holds that wages are not completely flexible because of such things as long-term labor contracts. New classical economists often respond that experience teaches labor leaders to develop and bargain for contracts that allow for wage adjustments. Do you think the new classical economists have a good point? Why or why not?

Kaylee Mcclellan
Kaylee Mcclellan
Numerade Educator
00:28

Problem 9

What evidence can you point to that suggests individuals form their expectations adaptively? What evidence can you point to that suggests individuals form their expectations rationally?

EA
Erwin Antoni
Numerade Educator
01:58

Problem 10

Explain both the short-run and long-run movements of the Friedman natural rate theory, assuming expectations are formed adaptively.

Sujita Thavva
Sujita Thavva
Numerade Educator
02:44

Problem 11

Explain both the short-run and long-run movements of the new classical theory, assuming expectations are formed rationally and policy is unanticipated.

Tommy Nguyen
Tommy Nguyen
Numerade Educator
02:58

Problem 12

“Even if some people do not form their expectations rationally, the new classical theory is not necessarily of no value.” Discuss.

Tommy Nguyen
Tommy Nguyen
Numerade Educator
01:55

Problem 13

In the real business cycle theory, why can’t the change in the money supply prompted by a series of events catalyzed by an adverse supply shock be considered the cause of the business cycle?

Kaylee Mcclellan
Kaylee Mcclellan
Numerade Educator
04:43

Problem 14

The expected inflation rate is 5 percent, and the actual inflation rate is 7 percent. According to Friedman, is the economy in long-run equilibrium? Explain your answer.

Alex Loukas
Alex Loukas
Numerade Educator