Suppose that you are a buyer. your buyer value is $30 and you buy a book for $40. what is your gain or loss?

Martha is one producer in the perfectly competitive jelly industry. last year, martha and all of her competitors found themselves earning economic profits. if there is free entry and exit, what do you expect to happen to the number of suppliers in the industry and the price of jelly? the number of suppliers will increase, and the price of jelly will fall. the number of suppliers will decrease, and the price of jelly will increase. the number of suppliers will increase, and the price of jelly will increase. the number of suppliers will decrease, and the price of jelly will fall.

Firms like papa john’s, domino’s, and pizza hut sell pizza and other products that are differentiated in nature. while numerous pizza chains exist in most locations, the differentiated nature of these firms’ products permits them to charge prices above marginal cost. given these observations, is the pizza industry most likely a monopoly, perfectly competitive, monopolistically competitive, or an oligopoly industry?

For the year ended december 31, 2019, davidson mart had sales of $ 550 comma 000 and cost of goods sold of $ 412 comma 500. davidson estimates that approximately 2% of the merchandise sold will be returned. the adjusting journal entry on december 31, 2019, would include a