零成本期权（Zero Cost Collar）是两个不同形式的外汇期权买卖，在买入一个期权的同时也卖出另一个期权，两者的期权费如果相同的话，就变成零成本期权了。
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... Yield Curve 收益率曲线 Yield to Maturity 到期收益率 Zero Cost Collar 零成本区间 ...
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Zero-cost collar 零成本期权
zero-cost interest rate collar 零成本之利率上下限
zero cost collar
零成本领箍
以上为机器翻译结果，长、整句建议使用 人工翻译 。
In this strategy, called a zero-cost collar, your costs are limited to your transaction costs alone, since your proceeds from selling the calls will zero out the cost of the puts.
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