Sport performance, sport production and sport promotion three main segments based on product and buyer typed performance (amateur and professional athletics, businesses, membership - supported sport organizations, fitness and sport firms) production - outfitting products, performance production products promotion - promotional merchandising and events , media relations, sponsorship endorsement what comprises each group?

Until recently, hamburgers at the city sports arena cost $4.70 each. the food concessionaire sold an average of 13 comma 000 hamburgers on game night. when the price was raised to $5.40, hamburger sales dropped off to an average of 6 comma 000 per night. (a) assuming a linear demand curve, find the price of a hamburger that will maximize the nightly hamburger revenue. (b) if the concessionaire had fixed costs of $1 comma 500 per night and the variable cost is $0.60 per hamburger, find the price of a hamburger that will maximize the nightly hamburger profit.