The Federal Government Measures the Performance of the American Economy

The federal government measures the performance of the American economy, excluding income from foreign investments, at any given time through its measure of:

A) gross national product (GNP) , which takes in the market value of all goods manufactured in the United States.
B) gross domestic product (GDP) , which includes the market value of all goods and services produced in the United States.
C) per capita income, which is the average income for all Americans, with adjustments for inflation and taxation.
D) mean family income, which is the average income for all American households, with adjustments for inflation and taxation.