Microeconomics Price Discrimination/ Opportunity Cost

Each Question should be a miniumum of 250 words EACH and a minimum of 1 citation EACH.

1:Discuss the pricing policy of price discrimination. Provide the economic reasoning for movie theaters, airlines, and many other businesses to charge customers different prices based on time of the day, age, and purchase dates. Why?
Provide an example of a price discrimination for a good or service that you considered unfair. Do you still believe that the discrimination is unjustifiable?

2: Provide your own definition of “opportunity cost”. Discuss what the opportunity cost of attending college is for you, noting that the concepts of opportunity costs and explicit monetary costs are not the same.