金融期权交易双方都必须保有一定的流动性较高的资产，以备不时之需。而金融期货在成交时，除了到期履约外，交易双方将不发生任何现金流转。( )
参考答案：错
解析： 金融期货交易双方都必须保有一定的流动性较高的资产，以备不时之需。而在金融期权交易中，在成交时，期权购买者为取得期权合约所赋予的权利，必须向期权出售者支付一定的期权费，但在成交后，除了到期履约外，交易双方将不发生任何现金流转。
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