Suppose Johnny Stroller sells 12, 25, and 75 year-old scotch in under black, red, and blue labels. Suppose the storage costs are zero and the initial production costs are the same. What is the implied (approximate) interest rate if black sells for $18, red for $34 and blue for $388. A. 2 B. 5 C. 8 D. 10

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.