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Goodhart's law, coined by the British economist Charles Goodhart: when a measure becomes a target it ceases to be a good measure.

Vincent Deary • How We Break

Austerity and recession: Three simple graphs that explain New Zealand’s economic crisis

Geoff Bertram rnz.co.nz

https://t.co/6Heun8yNpq

Ray Dalio x.com

Goodhart's law

Charles Goodhart en.wikipedia.org

Goodhart's law is an adage often stated as, "When a measure becomes a target, it ceases to be a good measure".[1] It is named after British economist Charles Goodhart, who is credited with expressing the core idea of the adage in a 1975 article on monetary policy in the United Kingdom:[2]

Any observed statistical regularity will tend to collapse on

Charles Goodhart • Goodhart's law

Programming as Theory Building

Peter Naur's "Programming as Theory Building" discusses programming as a knowledge-building activity, emphasizing the importance of tacit knowledge, collaboration, and effective documentation in developing and maintaining software systems.

ratfactor.com

Lehman Brothers

Martin Gurri • Revolt of the Public and the Crisis of Authority in the New Millennium

In the words of Bill Gross, who runs the world’s largest bond fund at the Pacific Investment Management Company (PIMCO), ‘bond markets have power because they’re the fundamental base for all markets. The cost of credit, the interest rate [on a benchmark bond], ultimately determines the value of stocks, homes, all asset classes.’

Niall Ferguson • The Ascent of Money: A Financial History of the World: 10th Anniversary Edition

Named after the economist Charles Goodhart, the principle states, “When a measure becomes a target, it ceases to be a good measure.” Measurement is only useful when it guides you and adds context to a larger picture, not when it consumes you. Each number is simply one piece of feedback in the overall system.