The argument is that just as the potential costs of environmental damage, or a lawsuit, should be revealed to investors, so should the potential costs of doing business with a pariah state.

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We will pay an enormous price in cleanup costs, economic losses and environmental and social damage.

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This will most likely entail increasing the corn ethanol mix in petroleum, running up food costs, depleting water supplies, and causing environmental land damage while affording no net CO2 emission reduction.

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