Using the data in the above table, the average fixed cost of producing 9 units per day is

The range of output over which a firm's average variable cost is decreasing is the same as the range over which its

A) marginal cost is increasing. B) average fixed cost is decreasing. C) average product is increasing. D) average product is decreasing.

Monetary policy has a ________ effect on aggregate demand in a(n) ________ economy, and fiscal policy has a ________ effect on aggregate demand in a(n) ________ economy

A) stronger; closed; weaker; open B) stronger; open; weaker; open C) weaker; open; weaker; open D) weaker; closed; weaker; closed