5 Using the data in the table below, find the change in the Herfindahl-Hirschman index if Microsoft sold its smartphone division to Research In Motion (RIM; also known as BlackBerry). Percentage Share of U.S. Smartphone Sales, 2050 eBook Firm Percentage of sales Samsung Android 41 40% iPhone 43 30 RIM xix 20 Microsoft 35 10 Change in H-H index from sale: !!!!Save 4 Given the information in the table below, calculate the concentration ratio of this industry Firm Percentage of Sales A 14% B Book 23 - - IOTman 15 Total 100% Concentration ratio\fAssume there are 10 firms of equal size in an industry. a) If two of the firms merge, find the change in the concentration ratio: Concentration ratio change: eBook b) Find the change in the Herfindahl-Hirschman index. H-H index change: