Latency arbitrage is a type of trading that relies on ultrahigh speeds; it's not clear which firms engage in it or how pervasive it is.

潜伏套利属于一种依赖于超高速度的交易，还不知道有哪些公司参与了这种交易，也不知道这种交易有多普遍。

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A trust company may engage in stock index futures trading for the purpose of hedging, arbitrage or speculation with its single trust business.

信托公司单一信托业务可以套期保值、套利和投机为目的开展股指期货交易。

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It has long been against the rules for banks to engage in arbitrage by borrowing at the discount rate and lending in the Fed Funds market at a higher rate.

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Under more normal financial conditions, the willingness of banks to engage in the simple arbitrage noted above will tend to limit the gap between the federal-funds rate and the rate the Fed pays on reserves.

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There are many reasons why households might extract equity from their homes: to finance household expenditures, to make major home repairs or improvements (so-called residential investment), to consolidate more costly debt, such as credit card debt, to invest in personal businesses or other forms of entrepreneurship, to help finance the purchase of other real estate, or to engage in a form of investment arbitrage, or a mixture of the above.

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