A monopolist sells 6 units of a product per day at a unit price of $15. If it lowers price to $14, its total revenue increases by $22. This implies that its sales quantity increases by:

In the view of the Classical economists, a increase in aggregate demand leads to

A) lower output levels. B) a higher price level. C) higher output levels. D) a lower price level.

Marginal factor cost is defined as the amount that an additional unit of the variable input adds to ____

a. marginal cost b. variable cost c. marginal rate of technical substitution d. total cost e. none of the above