Evidence of Accelerating Mismeasurement of Growth and Inflation in the U.S. in the 21st Century

The US economy is a dazzling and amazingly success innovation machine. Why does it appear that economic growth has been anemic? Because innovation is too fast and too profound for our antiquated and underfunded statistical system.

https://www.philadelphiafed.org/the-economy/macroeconomics/economic-growth-and-inflation-can-they-be-measured-better