René François Joseph Roy (1894–1977) was a French economist.
He is primarily recognized for the contribution now known as
Roy's identity
Roy's identity (named after French economist René Roy) is a major result in microeconomics having applications in consumer choice and the theory of the firm. The lemma relates the ordinary (Marshallian) demand function to the derivatives of th ...
. Roy was one of the pioneer
econometricians
Econometrics is an application of statistical methods to economic data in order to give empirical content to economic relationships. M. Hashem Pesaran (1987). "Econometrics", '' The New Palgrave: A Dictionary of Economics'', v. 2, p. 8 p. 8†...
in France who was leading the econometrics seminar in Paris for many years.
He became the president of the
Econometric Society
The Econometric Society is an international society of academic economists interested in applying statistical tools in the practice of econometrics. It is an independent organization with no connections to societies of professional mathematicians o ...
in 1953, replacing
Paul Samuelson
Paul Anthony Samuelson (May 15, 1915 – December 13, 2009) was an American economist who was the first American to win the Nobel Memorial Prize in Economic Sciences. When awarding the prize in 1970, the Swedish Royal Academies stated that he "h ...
.
Biography
Roy graduated from
École polytechnique
(, ; also known as Polytechnique or l'X ) is a ''grande école'' located in Palaiseau, France. It specializes in science and engineering and is a founding member of the Polytechnic Institute of Paris.
The school was founded in 1794 by mat ...
in 1914 and entered Corps of Bridges and Roads. He defended his doctoral dissertation in law in 1925.
He was injured in
Chemin des Dames
In France, the Chemin des Dames (; literally, the "ladies' path") is part of the route départementale (local road) D18 and runs east and west in the Aisne department, between in the west, the Route Nationale 2 (Laon to Soissons), and in the eas ...
during the
World War I
World War I or the First World War (28 July 1914 – 11 November 1918), also known as the Great War, was a World war, global conflict between two coalitions: the Allies of World War I, Allies (or Entente) and the Central Powers. Fighting to ...
when he was only 23 years old and become subsequently blind.
He held the post of the Chair of Econometrics in
Paris Institute of Statistics starting from 1931.
Publications
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References
1894 births
1977 deaths
20th-century French economists
Fellows of the Econometric Society
Presidents of the Econometric Society
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