03第3章节电子货币网上支付.ppt
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第三章 电子货币与网上支付
3.1 电子货币
3.2 网上支付
3.3 第三方支付
3.4 移动支付
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电子货币是指用一定金额的
现金或存款从发行者处兑换
并获得代表相同金额的数据,
通过使用某些电子化方法将
该数据直接转移给支付对象,
从而能够清偿债务。
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Evaluation only.
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储值卡型电子货币就是功
能得到进一步提高的储值卡
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银行卡型电子货币是实现
了电子化应用的信用卡
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电子支票是将支票的全部内容电子化,
然后借助于互联网完成支票在客户之间
银行客户与客户之间以及银行之间的传递
实现银行客户间的资金结算
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(1)易于接受;
(2)加密的电子支票易于流通;
(3)降低了支票的处理成本;
(4)第三方金融机构带的收益;
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电子现金又称为数字现金,是一种表示现金的加密序列
数,它可以用来表示现实中各种金额的币值。
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(1)现金是最终的支付手段
(2)现金支付具有“分散处理”的性质
(3)现金支付具有“脱线处理”的性质
(4)现金的稀缺性与信誉性
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(1)数字信息块实现手段
将遵循一定规则排列的一定长度的数字串,
即一种电子化的数字信息块作为代表纸币
或辅币所有信息的电子化手段
(2)Mondex的实现手段
在IC卡内保存了货币价值的汇总余额,
并且该余额是以二进制数字形式存储的
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