But the optimum solution to tackle the cause of hunger is to give the poor and hungry that ultimate form of voucher: cash.

ECONOMIST: A new market environment

For the truly worried then, the optimum solution for owning gold is 10th oz Maples because, hey, you could actually do your shopping with a 10th oz Maple on the day before the world ends, something which would prove tricky with a single ounce coin.

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The answer is to find some optimum solution that will not plunge the whole region into chaos.

NPR: Gates Has Just Two Years to Make a Difference in Iraq

Disagreement is certainly one way to separate the good ideas from the bad and reach an optimum solution, but it cannot become self-serving and destructive.

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