The centerpiece of the General motors political assessment system is the political risk index-an annual comparison of the political environment for u.s. automakers in sixty-four countries around the word.for gm nine variable are critical to measuring the level of political risk in any country:three are macro political factors;two measure the policy-making process;and four reflect key regulatory issues each factor is assigned a weight indicative of its relative impottance to GM business overseas;the total of the weights is 100 .The variables are defined(and weighted) as follows