General price level as measured by Consumer Price Index and implicit price deflator：練習問題

In macroeconomics, inflation is most accurately defined as a situation where there is

Which of the following statements accurately compares the coverage and weighting of the Consumer Price Index (CPI) and the implicit price deflator of GDP?

Suppose there is a sharp increase in the price of imported raw materials used exclusively by local factories to produce machinery for export. How would this most likely affect the Consumer Price Index (CPI) and the GDP deflator?

The Consumer Price Index (CPI) is a measure used primarily to reflect changes in

If an economy experiences unexpected inflation, which of the following groups is most likely to benefit?

The Consumer Price Index (CPI) of an economy was \( 120 \) in 2022 and \( 126 \) in 2023. Calculate the inflation rate of this economy in 2023.

Suppose a small open economy experiences a substantial increase in the world price of imported crude oil, a major input for its manufacturing sector. How would this event likely affect the Consumer Price Index (CPI) and the GDP deflator in this economy, and what economic implications would arise from the potential divergence between these two measures of general price level?

Consider an economy where there is a substantial increase in the price of domestically produced industrial robots, which are used exclusively by local manufacturing firms and are not purchased by households. Explain how this event would likely affect the Consumer Price Index (CPI) and the implicit GDP deflator in this economy, and briefly discuss one economic implication of any observed divergence between these two measures of the general price level.

The government of Country A reported a significant increase in the Consumer Price Index (CPI) over the last year. However, some economists argue that the reported CPI inflation rate might not fully capture the true change in the cost of living for an average household.

(a) Explain one reason why the Consumer Price Index (CPI) might overstate the true inflation rate experienced by households.

(b) If the nominal income of a household increased by \(5\%\) while the CPI increased by \(7\%\), calculate and explain the change in the household's real income.

An economy is facing a period of rising prices. Policymakers are concerned about the impact of inflation on various economic agents.

(a) Define inflation and explain how it can be measured using the rate of change in the general price level.

(b) Explain, with an example, how unanticipated inflation can redistribute wealth from creditors to debtors. What assumption about the purchasing power of money is crucial for this redistribution to occur?

(c) Discuss two distinct reasons why a high and persistent inflation rate could be detrimental to a country's economic stability and growth.