Question 26(1 point)

In a perfectly competitive industry, with the same costs for all firms, free entry and exit, each firm will have _________ economic profits in the long-run equilibrium.

Question 26 options:

a	different
b	negative
c	positive
d	zero

Question 27(1 point)

Number of Room Cleanings per month	Aisha's Total Benefit	Sara's Total Benefit
0	$0	$0
1	$10	$8
2	$18	$15
3	$24	$21
4	$28	$26
5	$30	$30

Aisha and Sara are roommates who both benefit from having their room cleaned by a cleaning service. The table shows the relationship between the number of times the room is cleaned per month and the total benefit they get. The marginal cost of each room cleaning is $16.

If Aisha and Sara only consider their individual benefits, how many times will they get the room cleaned per month?

Question 27 options:

a	3
b	0
c	1
d	2

Question 28(1 point)

One characteristic of a perfectly competitive market is that there are ________ sellers of the good or service.

Question 28 options:

a	usually less than 10
b	many
c	one or two
d	a few

Question 29(1 point)

The demand curve faced by a single monopolist is:

Question 29 options:

a	Upward sloping
b	Always perfectly inelastic
c	Equal to the market demand curve
d	Always perfectly elastic

Question 30(1 point)