Which of the following is a measure of the explanatory power of the regression model?

According to the income approach to measuring GDP, the largest income category is

A) profits. B) rent. C) wages. D) consumption expenditure. E) interest.

A point outside a society's production possibilities curve is one that is

A) unattainable given the resources of the society. B) technologically inefficient. C) undesirable given the implied underemployment of resources. D) desirable since it satisfies the desires of the population.