22. If the market price is $32 the firms in this industry will produce 5 units of output. Total revenue for these firms will be $32 x 5 = $160 but Total cost is $125, so firms will earn profits of $35, leading to entry.

   As firms enter, price will fall until profits are zero in long run equilibrium.

Gross Generalizations
Output Total Cost MC
0 25.00 --
1 35.00 35.00
2 50.00 15.00
3 70.00 20.00
4 95.00 25.00
5 125.00 30.00
6 160.00 35.00
7 200.00 40.00

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