The United States has approximately

Demand is a schedule that shows

A) a set of possible prices for a good and the quantities of the good that will be purchased at each of those prices. B) how much income it takes to afford various quantities of a good. C) the relationship between the cost of producing a good and the price that sellers will charge. D) how population changes will affect the amount of a good that is needed.

Labor productivity can be increased with

A) education and training of the workforce. B) an increase in capital goods used. C) improvements in management. D) all of the above