Part expose of widespread numerical trickery, part guide on how to shop intelligently, The Two Headed Quarter will forever change the way you decide to buy. Packed with handy resources, tables, charts, and worksheets, this one-of-a-kind book takes the guesswork out of buying everything from fruit juice to financial services. You'll learn: Why 0% financing can be the most expensive way to finance a purchase, How women can be treated ''equally'' and still lag behind men on pay, Why average investors do worse than market averages, What conditions are needed to make money gambling, How much fat, sugar, carbs, and salt are really in the food you eat, What kinds of insurance you actually need, Why it's so difficult to get out of debt. Book jacket.