Brad DeLong — Alan Greenspan (1994): Testimony before the Subcommittee on Economic Growth and Credit Formation of the Committee on Banking, Finance and Urban Affairs

Greenspan is announcing that the Fed is no longer asking in a Friedmanite mode “do we have the right quantity of money?”, but rather asking in a Wicksellian mode “do we have the right configuration of interest rates”

WCEG — The Equitablog
Alan Greenspan (1994): Testimony before the Subcommittee on Economic Growth and Credit Formation of the Committee on Banking, Finance and Urban Affairs
Brad DeLong

Also

Cracking the Hard Shell of the Macroeconomic Knut: “Keynesian”, “Friedmanite”, and “Wicksellian” Epistemes in Macroeconomics