If the aggregate demand curve shifts to the left and the aggregate supply curve shifts to the right, the result will be a

The productivity of the employees of a bakery is reduced because of the excessive noise coming from a next door car repair shop. This is an example of

A) synergy. B) a positive externality. C) a negative externality. D) happy coexistence.

Whenever the marginal product of a firm's only variable input was positive, but falling: a. its total product is growing at a decreasing rate

b. it will use more of the variable input until its marginal product is negative. c. it would reduce its use of the variable input. d. its total product is beyond its maximum.