Generally, as the proportion of middle-income households in a country __________, the nation's purchasing power increases.
A)increases
B)decreases
C)levels off
D)reaches 33% of the total population
E)reaches 50% of the total population

Question

Quizplus · Accepted Answer

Middle-income households have a higher purchasing power than low-income households, and as the proportion of middle-income households in a country increases, the overall purchasing power of the country also increases.

Generally, as the Proportion of Middle-Income Households in a Country