If as I believe trans fats have close and much more healthful substitutes that cost little more than trans fats, the attempt to ban trans fats in New York City restaurants made sense.

如果正如我知道的，反型脂肪有很接近但更健康的替代品，并且贵不了多少钱，那么纽约市禁止反型脂肪的尝试是行得通的。

youdao

No, rice is rarely used to make them but the two close substitutes, wheat and maize are.

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So long as close substitutes such as Treasury bills offer any competition at all, investors try to shift out of the non-interest bearing stuff into the interest-bearing stuff.

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The flows into risk-free assets by central banks and private investors has plunged returns on these assets into negative territory, and pushed investors out along the risk curve into assets that are close substitutes to risk-free assets (such as investment grade U.S. corporate bonds).

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