Time Remaining 43 minutes 47 seconds00:43:47 Item 11 Time Remaining 43 minutes 47 seconds00:43:47 The income approach to measuring GDP Multiple Choice focuses on how income is spent. uses the payments paid to the four resources used to produce goods and services to estimate GDP. adds up all household expenditures to calculate aggregate income and GDP. ignores how income is earned and focuses instead on how it is used