Economists Generally Use Gross Domestic Product to Measure a Nation's

Multiple Choice

Economists generally use gross domestic product to measure a nation's total output because it

A) equals the sales value of all transactions conducted during a period and, thus, can be easily calculated.
B) is the best available measure of the market value of all final goods and services produced during a period.
C) is unaffected by changes in the prices of products over time.
D) is a reliable indicator of the social progress of a nation over time.