After all that looks a lot like the Downs-Hoteling model, we've got two candidates exactly at the middle, is that an equilibrium?

毕竟那看起来很像当斯-霍特林模型,我们有两个绝对在中间的候选人,那是个均衡吗

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In STEM education, Alcoa underwrites efforts such as community colleges that coordinate with local manufacturers and a program to teach elementary and middle school students about model airplanes and applied aerodynamics.

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In short, this is a Model S for the middle class, a sleek, well-appointed electric car that is a blast to drive.

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But it is certainly the case that the two leading candidates are following the Clinton model of capturing the middle and offering themselves, without a blush, as everybody's candidate.

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