He also says that vaccines complement rather than replace fundamental public health measures.

他还表示，疫苗是对基本公共卫生措施的补充，而不是替代。

So we now live in times where growth has been more unequal, the taxation has been less progressive, and this fundamental measure of growth, which is total factor productivity, has actually slowed down as well.

因此，我们现在生活在一个增长更加不平等、税收不那么累进的时代，这个衡量增长的基本指标，即全要素生产率，实际上也放缓了。