[BubbaTheRocketScientist]

The problem is we don't know whether we're saving because we don't have the right measures.

You're absolutely right. This article is mostly bunk because the "personal savings" rate is not in any way a good proxy for the rate of capital formation.

[expat_panama]

"personal savings" rate is not in any way a good proxy for the rate of capital formation

If the falling "personal savings" had anything to do with making sure we have something set aside for the future, then America's increasing private wealth means we're all better off savings as little as possible.