Please help

1. In the calculation of the Shapley-Shubik Index of fiance (within the European Economic Community), the details were increasingly omit ted as we proceeded from case 1 through case 4. Redo case 4 in as much detail as was provided for case 1. Consider the 1973 expansion of the European Economic Community as described in Section 3.3. Show that Luxembourg has positive Shapley-Shubik index by producing an ordering of the countries involved for which Luxembourg is pivotal. Show that even if Luxembourg had been left with just ano