3. Identify the type of barrier to entry. a. It made little sense for another competitor to enter the public utility market because it was cost-prohibitive to construct another facility to provide electricity due to market. b. In attempt to run their competitors out of business, Ginny Gymnastics offered lessons at below cost. c. Reebok owns this image below. Reebok d. Paulo Pizza owns 100% of wheat market. e. Max Music develop a new technology in producing sound in a more effective way. f. North County awarded Riza Restaurant with a license to sell fast food at their local airport. 4. This is the revenue and cost schedule for Shelly Shoes, which sells dress shoes in a monopolistically competitive market. Quantity Price 0 $37 10 $31 20 $26 30 $22 35 $20 40 $19 Total Revenue Marginal Revenue Total Cost Marginal Average Cost Cost $240 $310 $390 $530 $690 $900 a. Calculate total revenue and average cost for each quantity. b. Calculate marginal revenue and marginal cost for each quantity. c. What price and quantity will maximize profits for Bradie Brownies? d. When looking at the profit-maximizing level of output, does it achieve allocative efficiency?