VCs think they're playing a zero sum game.

风险投资家认为他们在进行一场零和博弈。

World AD and world growth are not a zero sum game.

世界性的反萧条与世界性增长并不是一个零和博弈。

I don't think social networking is a zero sum game.

我认为社交网络不是一个零和博弈。

But even if innovation is the key to global competitiveness, it is not necessarily a zero sum game.

不过，即便创新是全球竞争力的关键，我们也没必要发动一场零和博弈。

This is not quite a zero sum game: the global economy is, after all, expanding healthily at present.

这不完全是一种零和游戏：毕竟，全球经济目前正健康增长。