Charles Dunoyer
Barthélemy-Charles-Pierre-Joseph Dunoyer de Segonzac (20 May 1786, Carennac, Quercy (now in Lot) - 4 December 1862, Paris) was a French liberal economist.
Dunoyer gave one of the earliest theories of economic cycle, building on the theory of periodic crises of Jean Charles LĂ©onard de Sismondi, and introducing the notion of the economy periodically cycling between two phases.
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