The us growth story has persisted for so long because it is a free and creative society and over the long term it can keep increasing its productivity.

美国经济增长奇迹能够持续如此之久的原因在于，美国是一个自由和富于创造力的社会。从长期角度看，美国能够不断提高生产率。

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But this digital Battle of Verdun is not the only challenge for Google as Mozilla is also launching its mobile operating system: FirefoxOS. To make a long story short, FirefoxOS is the equivalent of ChromeOS for smartphones: a light-weight mobile operating system where the user interface and all applications are web-based.

FORBES: How Alibaba And Mozilla Are Trying To Break Google And Apple Duopoly On Smartphone

Budweiser, a long-time Super Bowl advertiser, also told a continuing story in two of its ads.

NPR: Oh The Drama! Super Ads Go Epic