智商 zhìshāng IQ (intelligence quotient)
How to remember 智商: 智 wisdom + 商 trade = IQ (intelligence quotient).
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How it is used
- 'IQ, intelligence quotient' - 智商很高 (zhìshāng hěn gāo) very high IQ.
- Colloquially also a jab: 智商税 (zhìshāng shuì) 'stupidity tax', money wasted by being gullible.
- Paired with 情商 (qíngshāng, EQ) in everyday talk about smarts vs. people skills.