Problem 13-01 (algo) Suppose that a small town has seven burger shops whose respective shares of the loca hamburger market are las percentages of all hamburgers sold;: 25 percent 24 percent, 20 percent, 12 percent, 9 percent, 6 percent, and 4 percent. Instructions: Enter your answers as a whole number. a. What is the four-firm concentration mile ofthe hamburger incuttry in this town? percent 12. What is the Herindahl index for the hamburger incustry in this town? e. If the top three sellers combine to form a sings imm, wirt would happen to the fourfin concentration ratio and to the Herindahl index? Four-firm concentration ratio = Herfindall index