In: Economics
25 Option E
Disinflation is a decrease in the rate of inflation. It refers to slowdownin the rate of increase of the general price level of goods and services in a nation's gross domestic product over time. It is the opposite of reflation.
26 Option D
An index number becomes a weighted index when the relative importance of items is taken care of. Here weights are quantity weights. To construct a weighted aggregative index, a well-specified basket of commodities is taken and its worth each year is calculated.
27.Option B
The substitution bias is a weakness in the Consumer Price Index that overstates inflation because it does not account for the substitution effect, when consumers choose to substitute one good for another after its price becomes cheaper than the good they normally buy.
28 Option E
The market basket remains fixed even while consumers may choose to substitute when the price of one item increases. This will understate CPI. Thee improved quality if met with higher prices, the CPI would understate the true value of inflation until the measure was updated.