F. H. Hahn

F. H. Hahn most likely refers to **Frank Horace Hahn (1925–2013)**, a British economist known for his influential work on general equilibrium theory, monetary theory, Keynesian economics, and critiques of monetarism. He was widely associated with the London School of Economics and Cambridge, and the term "Hahn's problem" is named after his work on the value of money in general equilibrium.