Public goods represent ________ because by their very nature they are nonexcludable and nonrival which makes it difficult for the private sector to supply them profitably.

In the above table, what is average product when 4 workers are employed?

A) 12 B) 10 C) 11.5 D) 9.5

If the demand for bonds increases, the

a. price and quantity of bonds in existence both increase b. price of bonds increases, but the quantity of bonds in existence decreases c. price of bonds increases, but the quantity of bonds in existence remains unchanged d. interest rate and quantity of bonds in existence both increase e. interest rate increases, but the quantity of bonds in existence remains unchanged