Your answer(s) should be in paragraph form. with complete sentences. Grammar is important !One or two paragraphs should be sufficient to answer each question.Support your answer with economic reasoning and facts.

3-2 Concert Opportunity Cost 2

You were able to purchase two tickets to an upcoming concert for $100 apiece when the concert was first announced three months ago. Recently, you saw that StubHub was listing similar seats for $225 apiece. What does it cost you to attend the concert?

3-3 Housing Bubble

Because of the housing bubble, many houses are now selling for much less than their selling price just two to three years ago. There is evidence that homeowners with virtually identical houses tend to ask for more if they paid more for the house. What fallacy are they making?

3-4 Opportunity Cost

The expression "3/10, net 45" means that the customers receive a 3% discount if they pay within 10 days; otherwise, they must pay in full within 45 days. What would the seller's cost of capital have to be in order for the discount to be cost justified? (Hint: Opportunity Cost)