government policy under obama plan in a bar. 10 people go to a bar for a drink. each pay according to their income. A agreed level of income is set. 4 get their drinks free as they have low income, 5, 6, 7, 8, and 9 pay into the pot $50.00 total. number 10 pays $50 by himself. Next time they go the bar gives a discount now 6 get free drinks, 3 still pay combine $50 and 1 pays $50. On the 3rd night only 9 go. When the bill comes the total bill could not be paid by 3 because number 10 found a party where he got his free and others paid.