Higher fares ration available cars by willingness to pay: to richer users, in some cases, but also to those less able to wait out the surge period or with fewer good alternatives.

高费用会将车辆分配给那些愿意支付的客户即那些更有钱的客户；但是在某些情况下，对那些无法在高峰期等待或是没有好选择的用户也是同样适用的。

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"You don't have to pay the same fees or wait as long as you would for a traditional bank transfer. It's more convenient, simple and fun, " Wang Le, a 28-year-old Beijing resident, told AFP.

8岁的北京人王乐说：“发电子红包不需要传统红包那样支付手续费和排队，它更便捷、简单和有趣。”

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That dynamic is a mix of roleplaying rules (levels, experience points, etc) with wait-or-pay rules (energy, building with clicks, paying to shortcut) and guided goals through a repetitive activity (digging, questing, item assemblage).

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They often wait 60 days or more to pay vendors.

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So in the aftermath of a default, creditors would in theory have to sit still and wait over many years to find out what Greece either could or would want to pay back.

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