Q: Suppose the working-age population of a country is 200 million, the labor force is 120 million, and there are 12 million unemployed workers. What is the unemployment rate?

$$\frac{12}{120} \times 100 = 10\%$$

Q: If the CPI basket cost $$50 in the base year and 70 in $$the current year, what is the inflation rate?

$$\frac{70 - 50}{50} \times 100 = 40\%$$

Q: What is the formula for the real interest rate?

$$\text{real interest rate} = \text{nominal interest rate} - \text{rate of inflation}$$

Question 1

Which of the following best describes frictional unemployment?

Accepted Answer

Unemployment arising from normal labor market turnover, such as people changing jobs or moving.

Question 2

Suppose the working-age population of a country is 200 million, the labor force is 120 million, and there are 12 million unemployed workers. What is the unemployment rate?

Accepted Answer

$$\frac{12}{120} 	imes 100 = 10\%$$

Question 3

Which of the following is NOT a consequence of high inflation?

Accepted Answer

It encourages banks to lend money long-term at low interest rates.

Question 4

If the CPI basket cost $$50 in the base year and 70 in $$the current year, what is the inflation rate?

Accepted Answer

$$\frac{70 - 50}{50} 	imes 100 = 40\%$$

Question 5

Which type of unemployment is most likely to increase the natural rate of unemployment?

Accepted Answer

Structural unemployment

Question 6

What is the formula for the real interest rate?

Accepted Answer

$$	ext{real interest rate} = 	ext{nominal interest rate} - 	ext{rate of inflation}$$

Question 7

During a recession, which of the following typically occurs?

Accepted Answer

The unemployment rate increases.

Question 8

Why is deflation considered harmful to the economy?

Accepted Answer

It causes consumers to delay purchases, depressing spending and worsening economic downturns.

Question 9

If the CPI in 1982-1984 is set to 100 and the CPI in 2023 is 306, what does this indicate?

Accepted Answer

Prices have tripled since the base period.

Question 10

Which of the following best explains the Phillips curve as observed in the 1950s-1970s?

Accepted Answer

There was an inverse relationship between unemployment and inflation.

Question 11

A country experiences an unemployment rate below the natural rate. According to the Phillips curve, what is the likely effect?

Accepted Answer

Upward pressure on inflation.

Question 12

Which of the following is a limitation of the CPI as a measure of inflation?

Accepted Answer

It may overstate inflation by keeping the basket of goods fixed.

Question 13

Suppose the nominal interest rate on a savings account is 4% and the inflation rate is 2%. What is the real interest rate?

Accepted Answer

$$4\% - 2\% = 2\%$$

Question 14

Which of the following is NOT included in the labor force?

Accepted Answer

People under 16 years of age.

Question 15

What is the output gap?

Accepted Answer

The difference between actual and potential GDP.

Question 16

Which unemployment measure reported by the Bureau of Labor Statistics is the most inclusive?

Accepted Answer

U6

Question 17

If a country experiences hyperinflation, which of the following is most likely to occur?

Accepted Answer

Commerce is disrupted as vendors stop accepting currency.

Question 18

Which of the following scenarios best illustrates structural unemployment?

Accepted Answer

A factory closes due to foreign competition, leaving workers jobless for an extended period.

Question 19

What is the labor force participation rate formula?

Accepted Answer

$$	ext{Labor Force Participation Rate} = \frac{	ext{Labor Force}}{	ext{Working Age Population}} 	imes 100$$

Question 20

Which of the following is a reason why policymakers are extremely cautious about deflation?

Accepted Answer

Deflation can trigger a vicious cycle of delayed spending and worsening economic downturns.

Unemployment, Inflation, and the Phillips Curve: Key Macroeconomic Concepts

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