For Krupp, the issue comes down to a simple calculation.

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It was a simple calculation, Pasuk told an audience at the World Bank meeting in Hong Kong: devalued baht would lose a lot of people a lot of money.

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Serious issues may exist regarding the activities of external money managers that go beyond a simple performance calculation.

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To do so is to be guilty of using a simple arithmetic calculation that leans on mean reversal theory.

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Satellites have long been used to track ice extent (area), but calculating the thickness of the marine floes requires the overflying spacecraft to gauge the difference between the top of the ice surface and the top of the water - a relatively simple calculation then gives the overall volume.

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The simple arithmetic calculation does not have to be a pipe dream.

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Business valuation is supposed to be a mathematical calculation of revenue streams, assets and liabilities, simple accounting stuff.

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The long-term political calculation is pretty simple: Political parties can't survive when governed by a single special interest.

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But McBride suggests there's one other major factor in the calculation that has little to do with politics and more to do with the simple task of helping a spouse at a critical time.

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