10) A rational decision maker takes an action only if the
a.marginal benefit is less than the marginal cost.
b.marginal benefit is greater than the marginal cost.
c.average benefit is greater than the average cost.
d.marginal benefit is greater than both the average cost and the marginal cost.
11) Holding all other factors constant and using the midpoint method, if a candy
manufacturer increases production by 20 percent when the market price of candy
increases from $0.50 to $0.60, then supply is
a.inelastic, since the price elasticity of supply is equal to .91
b.inelastic, since the price elasticity of supply is equal to 1.1
c.elastic, since the price elasticity of supply is equal to 0.91
d.elastic, since the price elasticity of supply is equal to 1.1
12) When firms have agreements among themselves on the quantity to produce and the
price at which to sell output, we refer to their form of organization as a
a.Nash arrangement.
b.cartel.
c.monopolistically competitive oligopoly.
d.perfectly competitive oligopoly.
13) Table 14-14
The following table presents cost and revenue information for Bob‘s bakery production
and sales.