249. For the purpose of calculating the consumer price index, the basket of goods
is kept the same from year to year so that the effects of price changes are isolated from the effect of any
quantity changes that might be occurring at the same time.
is kept the same from year to year; otherwise, the value of the index would remain constant from year to year.
varies from year to year; otherwise, the value of the index would remain constant from year to year.
varies from year to year so that consumers’ buying patterns are updated in a timely fashion.
250. Which of the following statements is correct?
In order to calculate the inflation rate for the year 2011, we need to know the values of the consumer price
index for the years 2009, 2010, and 2011.
Changes in the consumer price index are often thought to be useful in predicting changes in the producer price
index.
Despite its name, the “consumer price index” really measures the overall cost of the goods and services bought
by consumers, business firms, and units of government.
If the prices of all goods and services changed proportionately over time, then the consumer price index would
reflect no substitution bias.
251. With respect to the consumer price index, the substitution bias arises because
prices of goods and services do not change in the same proportion from year to year.
consumers are slow to adjust their buying patterns from year to year in response to price changes.