格罗伯力还指出了在美上市中国股票的另一个优点，那就是美国股市比香港股市更有深度且有更灵活的选择，这有助于应对这些股票的波动性。

Groebli also points out that U.S. listings come with another benefit that can help investors deal with their volatility — a far deeper and more active options market than is available in Hong Kong.

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