Determine the amount of producer surplus generated in each of the following situations. a. gordon lists his old lionel electric trains on ebay. he sets a minimum acceptable price, known as his reserve price, of $75. after five days of bidding, the final high bid is exactly $75. he accepts the bid. $ b. so-hee advertises her car for sale in the used-car section of the student newspaper for $2,000, but she is willing to sell the car for any price higher than $1,500. the best offer she gets is $1,200, which she declines. $ c. sanjay likes his job so much that he would be willing to do it for free. however, his annual salary is $80,000.