According to the Heckscher-Ohlin theory of international trade the most important cause of differences in relative commodity pries and trade between nations is the differences in:

NI = NE is an:

A. Equation

B. Identity

C. Function

D. None of these

Per capita income is:

A. Income per worker

B. Income per head

C. Income per household

D. Income per industrial unit

If indirect taxes are deducted from NNP and subsidies are added, we achieve:

A. Personal savings

B. DPI

C. NI

D. Per capita income

Transfer payments are not included in national income because:

A. Such payments are made to persons living abroad

B. Double counting would result

C. They are illegal

D. There is no method to account for these

To determine the correct level of GNP, it is necessary to:

A. Add up the values of goods and services during one year

B. Add up all savings

C. Count all imports

D. Add up the value of semi finished goods