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Getting more productive, or just harder to measure (or both)

Labor Productivity is accelerating, but that doesn't mean labor productivity is accelerating (although it might)

Moses Sternstein's avatar
Moses Sternstein
Nov 08, 2024
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  • “labor productivity” accelerates

  • do higher interest rates flip the productivity switch, or is something else afoot?

  • $kills & Trade$ getting paid

  • profit growth > revenue growth


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Are we more productive, or just hard to measure?

An alternative way of coping with an aging-driven worker shortage is to do more with less.

Y’know, robotics and automation (the “China Way”), but also just getting more efficient and otherwise trimming the fat. Those are things that firms are always doing, but presumably they could do even more of, if circumstances require.

Necessity is the mother of invention, after all.

“Labor productivity” accelerates

In a similar vein, it’s become fashionable to observe that “labor productivity” has increased:

Image

Joseph Politano

While median wages are still slightly below-trend, productivity and average compensation have accelerated slightly.

Now, Random Walk is a little skeptical of metrics like “labor productivity.”

It’s really just dividing GDP by hours worked, which just as easily reflects the substantial noise in GDP (and changing composition) than actual productivity gains.

In other words, “labor productivity” is definitely telling you something, but it’s not necessarily telling you that workers have gotten more productive. It just means the the relationship between one thing that we roughly measure (“output”) and another thing that we roughly measure (“hours worked”) has changed.

To wit, labor productivity appears to accelerate at precisely the moment that interest rates begin to rise, in earnest:

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