Firm Market Share Mighty Burgers 12% Little Burgers 6% Tasty and Fast 3% Sunshine Egg 3% The Crispy Burgers 15% Good Food 5% Yummy House 13% Best Patties 2% The Hub 10% Plus 8 more firms with 1% each The table above provides the estimated market shares for the fast food market in a city. (2 points) Calculate the Four-firm concentration ratio, what kind of market structure is indicated by the Four-firm ratio? (2 points) Calculate the HHI for the industry, what kind of market structure is indicated by the HHI? (2 points) If The Crispy Burgers and Yummy House wanted to merge, according to the Federal Trade Commission (FTC) guidelines, would the FTC challenge the merger, why