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If We Don’t Measure Leverage, We Risk More Crises

Dec. 10 (Bloomberg) -- You can’t control what you don’t measure.

In engineering, control theory is all about using information gained by measuring a system to plan and carry out intelligent actions that will control it. Ideally, it leads to desirable outcomes, such as a nuclear reactor that doesn’t melt down, or a robotic arm that does precisely what it is supposed to do.