第19节:相关资料(1)
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相关资料
1.股指期货
股指期货的全称是股票价格指数期货,是以股票市场的价格指数作为交易标的物的期货。龙腾小说ltxsba.com从股票指数期货市场参与者的角度来看,股指期货主要有三种功能,即套期保值、套利和投机。
股指期货是金融期货中最晚出现一个品种,也是20世纪80年代金融创新过程中出现的最重要最成功的金融工具之一。股指期货当前已成为全球各大金融期货市场交易最为活跃的期货品种之一。
2.沪深300股指期货常识问答
问:沪深300指数主要成分股有哪些?
答:截至2007年3月,沪深300指数前10位成分股依次为:民生银行、招商银行、中信证券、万科A、工商银行、宝钢股份、中国联通、浦发银行、长江电力、上港集团。前10位权重合计占沪深300指数比重的23.54%。
问:沪深300指数期货收取多少保证金?
答:目前设计沪深300指数期货的交易所收取的保证金水平为合约价值的8%(这个数据最新说法是要提高到30%)。交易所根据市场风险情况有权进行必要的调整。按照这一比例,如果沪深300指数期货的结算价为2500,那么第二天交易所收取的每张合约保证金为2500×300元/×8%=6万元。投资者向会员缴纳的交易保证金会在交易所规定的基础上向上浮动。未来股指期货正式推出时,不能排除交易所为控制风险而提高保证金比例的可能,如果保证金比例提高到20%,则每张合约的保证金将增加到15万元。因此,对于目前股市里的大部分散户来说,他们将没有足够的资金实力投资股指期货。
问:什么是合约大小,什么是合约乘数?
答:沪深300指数期货的合约价值为当时沪深300指数期货报价位乘以合约乘数。合约乘数是指每个指数对应的人民币金额。目前合约乘数暂定为300元/。如果当时指数期货报价为2500,那么沪深300指数期货合约价值为2500×300元/=750000元。
问:沪深300指数期货有涨跌停板吗?
答:有。沪深300指数期货的涨跌停板为前一交易日结算价的±10%。合约最后交易日不设涨跌停板。因为最后交易日不是以期货价格的平均价作为结算价,而是以现货指数的平均价作为结算价。必须要保证指数期货的价格能够和指数现货趋同,因此不设涨跌停板。
问:合约的最后交易日是哪一天?
答:合约的最后交易日为到期月的第三个星期五。如IF0607合约,该合约最后交易日为2006年7月21日。同时最后交易日也是最后结算日。这天收盘后交易所将根据交割结算价进行现金结算。
问:股指期货的每日交易时间和股票一样吗?
答:沪深300指数期货早上915分开盘,比股票市场早15分钟。910分到915分为集合竞价时间。下午收盘为315分,比股票市场晚15分钟。最后交易日下午收盘时,到期月份合约收盘与股票市场收盘时间一致,其他月份合约仍然在315分收盘。
问:什么是合约的最小变动单位?
答:股指期货合约的最小变动单位是指合约报价时允许报出的小数后最小有效位数。沪深300指数期货的最小变动单位为0.1,按每300元计算,最小价格变动相当于合约价值变动30元。
问:合约挂牌几个月份?
答:沪深300指数期货同时挂牌四个月份合约。分别是当月、下月及随后的两个季月月份合约。如当月月份为2007年7月,则下月合约为8月,季月合约为9月与12月。表示方式为IF0707、IF0708、IF0709、IF0712。其中IF为合约代码,前一个07表示2007年,后一个07表示7月的合约。
问:什么是熔断机制?
答:熔断机制是指对某一合约在达到涨/跌停板之前,设置一个熔断价格,使合约买卖报价在一段时间内只能在这一价格范围内交易。沪深300指数期货合约的熔断价格为前一交易日结算价的±6%,当市场价格触及6%,并持续一分钟,熔断机制启动。在随后的十分钟内,卖买申报价格只能在6%之内,并继续成交。超过6%的申报会被拒绝。十分钟后,价格限制放大到10%。设置熔断机制的目的是让投资者在价格发生突然变化的时候有一个冷静期,防止作出过度反应。
问:每日开盘价、收盘价是如何确定的?
答:开盘价是指合约开市前五分钟内经集合竞价产生的成交价格。如果集合竞价未产生价格的,以当日第一笔成交价为当日开盘价;如果当日该合约全天无成交,则以昨日结算价作为当日开盘价。
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