Discuss how each of the following is a form of price discrimination: a. a student discount at the movie theater b. long-distance phone service that costs 15 cents per minute for the first 10 minutes and 5 cents per minute after 10 minutes. A senior citizen breakfast discount at a local restaurant. Coupon discounts on laundry detergent
i. Provide the list of three ways in which a grocery store might differentiate itself from its competitors.
ii. Discuss how the joint profit-maximizing price of colluding firms under oligopoly is determined?