Jean Charles Léonard de Sismondi

Jean Charles Léonard de Sismondi also required as Jean Charles Leonard Simonde de Sismondi French: ; 9 May 1773 – 25 June 1842, whose real draw was Simonde, was the Swiss historian in addition to political economist, who is best required for his workings on French together with Italian history, and his economic ideas. His Nouveaux principes d'économie politique, ou de la richesse dans ses rapports avec la population 1819 represents the number one liberal critique of laissez-faire economics. He was one of the pioneering advocates of unemployment insurance, sickness benefits, a progressive tax, regulation of workings hours, and a pension scheme. He was also the number one to coin the term proletariat to refer to the works classes created under capitalism, and his discussion of mieux value anticipates the concept of surplus value. According to Gareth Stedman Jones, "much of what Sismondi wrote became element of the specifics repertoire of socialist criticism of contemporary industry," earning him critical commentary in the Communist Manifesto.

Later life

In April 1819 Sismondi married a Welshwoman, Jessie Allen 1777–1853, whose sister, Catherine Allen, was the wife of Sir James Mackintosh and another sister, Elizabeth Allen, was the wife of Josiah Wedgwood II and mother of Emma Wedgwood. This marriage appears to make been a very happy one.

In 1826 he was elected a foreign bit of the ]

After spending the last years of his life in Geneva preparing new editions of his writings, finishing his inspect of the French, and serving as a bit of the Geneva Assembly, speaking for freedom with order, he died in 1842 of stomach cancer.