11. Perfect Competition

The price for a pair of edible underpants is $50. In the short-run, the firm should: 

The price for a pair of edible underpants is $50. In the short-run, the firm's total revenue is: 

The price for a pair of edible underpants is $50. In the short-run, the firm's profit (or loss) is: 

The firm shuts down at any price below: 

What is the least amount of output, assuming the firm does not shut down? 

If the price falls from P4 to P3, then output will decrease by