It's natural to overinvest emotionally in something you love.

对你忠爱的事业会过分的投入个人感情这是很自然的事情。

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Should the companies continue to overinvest, or should gold itself fall, the stocks might disappoint.

WSJ: Upside: Why Gold Stocks Look Good

If a sharp rise in share prices reduces the cost of capital, for example, then firms will be tempted to overinvest.

ECONOMIST: On the trail of the mutant inflation monster

When times are good chip makers overinvest in manufacturing capacity.

FORBES: SIA: Semiconductor Sales Flat in August