英语词汇“ratio calendar spread”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	ratio calendar spread
释义	Ratio Calendar Spread Ratio Calendar Spread Selling more near-term options than longer-term ones purchased, all with the same strike; either puts or calls. Ratio Calendar Spread An option spread in which an investor buys options with a long maturity while buying more options with a shorter maturity. All options have the same strike price and may be either calls or puts, but not a combination of the two. A ratio calendar spread is used to reduce risk on price movements to the underlying security.
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Ratio Calendar Spread