Can the practice of price discrimination be considered universally fair or universally unfair?

Read the article “Digital redemption of coupons: satisfying and dissatisfying effects of promotion codes” attached below. Read also the article on “Price Discrimination and Fairness” attached below as well. Post your response to the following TWO questions: 1. Can the practice of price discrimination be considered universally fair or universally unfair? Use the provided literature and video materials (or other resources) to defend your position. Explain how you define “fairness” in the context the interaction between consumers and producers on markets. 2. If you believe price discrimination cannot be thought of as being fair or unfair in all circumstances, provide one example in which in your view the practice of price discrimination is fair and one example in which price discrimination is unfair. Should price discrimination be outlawed? Explain.