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array(12) { ["id"] => int(5) ["name"] => string(15) "投资者教育" ["list_order"] => int(2) ["memo"] => string(51) "培养良好投资心态,开启智慧期货人生" ["thumb"] => string(53) "uploads/20230915/18e1d2fe86a6d31529af9e5e89e568a1.jpg" ["parent_id"] => int(0) ["create_time"] => string(19) "2023-05-29 10:29:01" ["update_time"] => string(19) "2023-05-29 10:29:01" ["delete_time"] => NULL ["level"] => int(0) ["type"] => NULL ["parent_ids"] => string(0) "" }52
合约月份是指某种期货合约到期的月份。铜期货合约的挂牌合约月份是1~12月,共计12个合约。中金所的股指期货挂牌合约为当月、下月及随后两个季月,总共四个合约。
最后交易日也是期货合约中的一个重要条款。最后交易日的含义是:无论交易者买进还是卖出期货合约,只要在最后交易日之后还留有持仓头寸,这些头寸就必须进入交割程序。交易者如果不想进行交割,就必须在最后交易日(或在此之前)将原有的持仓进行反向的平仓交易。铜期货合约的最后交易日为合约交割月份的15日(遇法定节假日顺延);股指期货合约的最后交易日为合约到期月份的第三个周五(遇国家法定假日顺延)。