Assume the following cost information about Fred's widget company: Its fixed cost is $27, and its total variable cost is $18 for 1 unit; $33 for 2; $45 for 3; $60 for 4; and $78 for 5 . Given this information:
a. the marginal cost of providing the second unit is $15.
b. the total cost of producing 4 units is $87

The term investment refers, in general, to

A) any action today that has costs today. B) any action today that has costs today but provides expected benefits in the future. C) only large projects, such as building a new factory, undertaken by private firms. D) only the creation of capital goods undertaken by private firms or the government.

The quantity purchased and sold could either increase or decrease when both demand and supply decrease in a market

Indicate whether the statement is true or false