In a open economy, aggregate expenditures are the sum of personal consumption, investment, government, and net export expenditures

The purchase and sale of three types of legal items are not included in this year's GDP. What are these three items?

What will be an ideal response?

In the table above, the marginal product of the 5th worker is ________ units per week

A) 2 B) 5 C) 10 D) 19