那为何现在大部分人都网购，用信用卡和手机支付了。GDP却没有大涨呢？现金GDP早被估算进去啦。

来源: 蒙得于 2015-01-22 10:30:39 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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