Here is a map of newly industrialized countries (red).

这张地图显示了世界上的新兴工业国（图中所示的红色部分）。

Terry Newman Ten years living and doing business in China.

Answered 16h ago

Because US politicians in order to get votes and corporate support have eroded the tax base to the point that basic infrastructure (and also other basic services like education and health) can no longer be effectively funded. Adding to their woes is the fact that Washington has been paralysed for 12 of the last 16 years due to the failure of either party to control simultaneously the Presidency and the legislature.