Question 1

Explain the rational expectations hypothesis.

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Question 2

-In the above figure, starting at  , if there is an increase in technology that causes a permanent increase in production capabilities

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-In the above figure, starting at ...

Question 3

Describe and explain the policy irrelevance proposition.

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Question 4

-In the above figure, starting at  , if there is a supply shock that is temporary, the

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-In the above figure, starting at ...

Question 5

The menu cost theory states that

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The menu cost theory states that firms incur costs when they change their prices due to changes in demand, which results in imperfect price flexibility. This is known as menu costs, as the firm must update their "menu" of prices. Therefore, choice A is the correct answer. Choice B is unrelated to the menu cost theory. Choice C is related to the theory of efficiency wages, not menu costs. Choice D assumes a perfectly competitive market, which is not a necessary assumption for the menu cost theory.

Question 6

Some economists suggest that because of the costs of negotiating contracts, printing price lists, etc., it is costly for firms to change prices in response to demand changes. This hypothesis is known as the

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The hypothesis described in the question is known as the menu cost theory. It suggests that because firms face costs in changing their prices, they may delay price adjustments even when there is a change in demand or production costs. This can lead to price stickiness in the short run. The other options (A, C, D) are unrelated theories and do not address the specific hypothesis described in the question.

Question 7

Describe and explain the real business cycle theory.

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Question 8

Using a graph, show and explain the difference between an anticipated and an unanticipated increase in aggregate demand.

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Question 9

According to economists who promote sticky-price theories,

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According to economists who promote sticky-price theories, both fiscal and monetary policy can be effective stabilization policies. Fiscal policy refers to the government's use of taxation and spending policies to influence the economy, while monetary policy refers to a central bank's use of interest rates, reserve requirements, and other tools to control the money supply and influence economic activity. Sticky-price theories suggest that prices and wages may not adjust quickly to changes in demand and supply conditions, leading to short-run fluctuations in output and employment. Therefore, both fiscal and monetary policy can be used to stabilize the economy and reduce the impact of these fluctuations.

Question 10

During the 1970s, the shocks to the United States' economy resulted in

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The shocks to the United States' economy during the 1970s, including the oil crisis and stagflation, led to both an increase in unemployment and inflation rates. This was a phenomenon known as "stagflation," which contradicted the traditional relationship between inflation and unemployment known as the Phillips curve.

Question 11

During the 1960s, many Keynesian economists felt that by studying the Phillips curve,

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Many Keynesian economists believed that by studying the Phillips curve, policy makers could fine-tune the economy by selecting policies that would produce the exact mix of unemployment and inflation that suited current government objectives. The curve suggested that there was a trade-off between unemployment and inflation, and that by increasing inflation, employment could be expanded. This led to policies such as deficit spending and expansionary monetary policies designed to increase output and employment, even at the expense of higher inflation. However, the concept of the Phillips curve has since been challenged, with many economists arguing that the relationship between inflation and unemployment is more complex and dynamic than was previously understood.

Question 12

-In the above figure, starting at  , if there is a supply shock that is permanent, the

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-In the above figure, starting at ...

Question 13

Costs that deter firms from changing prices in response to demand changes are known as

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Menu costs refer to the costs associated with changing prices, such as reprinting menus or updating price tags, which can make it costly or difficult for firms to quickly adjust prices in response to changes in demand. Sticky costs, policy costs, and production costs are all different types of costs that may affect a firm's pricing decisions, but they do not specifically relate to the costs of changing prices.

Question 14

The menu cost theory suggests that

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The menu cost theory suggests that firms find frequent price changes to be costly. This means that firms may be hesitant to change prices frequently even if market conditions warrant it, which can lead to pricing rigidity and potential economic inefficiencies. The theory does not make any claims about unemployment, the movement of wages and prices, or the presence of perfect competition in the economy.

Question 15

Stagflation means a

Accepted Answer

Stagflation is a situation where there is a simultaneous occurrence of stagnant economic growth, high unemployment, and high inflation. Therefore, "A) high rate of inflation coupled with a high rate of unemployment" is the best choice as it closely relates to the definition of stagflation.

Question 16

Which of the following can help explain why prices might be "sticky"?

Accepted Answer

Small menu costs refer to the expenses incurred by firms when they change their prices. This means that firms are reluctant to change their prices frequently, leading to "sticky" prices.

Question 17

When a supply shock is permanent

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Question 18

Which of the following would NOT cause a real business cycle?

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Changes in the money supply can cause short-run fluctuations, but they cannot cause sustained business cycles. Business cycles are caused by structural changes in the economy, such as changes in technology, changes in the composition of the labor force, or changes in resource availability. A sustained change in the price of oil, for example, can cause a business cycle by affecting the cost structure of many industries.

Question 19

-In the above figure, starting at  , if there is an increase in technology that causes a temporary increase in production capabilities

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-In the above figure, starting at ...

Question 20

The real business cycle theory

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The real business cycle theory suggests that fluctuations in output are caused by shifts in the long-run aggregate supply curve. This theory argues that business cycles are the result of temporary changes in productivity, such as changes in technology or changes in the availability of resources, rather than changes in aggregate demand.

Quiz 17: Stabilization in an Integrated World Economy

Explain the rational expectations hypothesis.

-In the above figure, starting at , if there is an increase in technology that causes a permanent increase in production capabilities

Describe and explain the policy irrelevance proposition.

-In the above figure, starting at , if there is a supply shock that is temporary, the

The menu cost theory states that

Some economists suggest that because of the costs of negotiating contracts, printing price lists, etc., it is costly for firms to change prices in response to demand changes. This hypothesis is known as the

Describe and explain the real business cycle theory.

Using a graph, show and explain the difference between an anticipated and an unanticipated increase in aggregate demand.

According to economists who promote sticky-price theories,

During the 1970s, the shocks to the United States' economy resulted in

During the 1960s, many Keynesian economists felt that by studying the Phillips curve,

-In the above figure, starting at , if there is a supply shock that is permanent, the

Costs that deter firms from changing prices in response to demand changes are known as

The menu cost theory suggests that

Stagflation means a

Which of the following can help explain why prices might be "sticky"?

When a supply shock is permanent

Which of the following would NOT cause a real business cycle?

-In the above figure, starting at , if there is an increase in technology that causes a temporary increase in production capabilities

The real business cycle theory