Yes, our tree has an interesting shape. The center branches reflect the shape of the zero curve. When extreme parts of the tree are reached the branching pattern changes to accommodate the mean reversion.

  • -- John Hull 约翰·赫尔

是的,我们的树有一个有趣的形状。中心分支反映了零曲线的形状。当到达树的极端部分时,分支模式会发生变化,以适应平均反转。

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The whole purpose was to say that it doesn't have to be a zero sum. It's not the environment or jobs. You can have both. You can help the auto industry achieve that if you have investment in plants.

这样做的目的是说它不必是零和。不是环境或工作的问题。你可以两者兼得。如果你在工厂投资,你可以帮助汽车工业实现这一点。

If it’s zero degrees outside today and it’s supposed to be twice as cold tomorrow, how cold is it going to be?

如果今天外面是零度,明天应该是现在的两倍冷,那么明天会有多冷呢?