If both supply and demand increase, then the change in equilibrium quantity is indeterminate

Which of the following is not included in taxable income?

a. wages b. salaries c. alimony received d. interest on municipal bonds

The resource market is different from the product market because

a. in the resource market, firms don't maximize profit b. in the resource market, households don't maximize utility c. in the resource market, firms are demanders and households are suppliers d. supply and demand do not apply in the resource market e. supply and demand do not apply in the product market