Larry, Curly, and Moe run the only saloon in town. • Larry wants to sell as many drinks as possible without losing money.
• Curly wants the saloon to bring in as much revenue as possible.
• Moe wants to make the largest possible profit.
Use the black point (plus symbol) to show the price and quantity combination favored by Larry. Then use the grey point (star symbol) to show the price and quantity combination favored by Curly. Finally use the purple point (diamond symbol) to show the price and quantity combination favored by Moe.