Mathematician:Ernst Louis Étienne Laspeyres

Mathematician

German economist best known today for his development of the index number formula method for determining price increases, used for calculating the rate of inflation.

A type of this calculation is known today as the Laspeyres Index.

Nationality

German

History

• Born: 28 November 1834 in Halle an der Saale, German Confederation
• Died: 4 August 1913 in Gießen, German Empire

Theorems and Definitions

• Laspeyres Index

Definitions of concepts named for Ernst Louis Étienne Laspeyres can be found here.

Publications

• 1860: Wechselbeziehungen zwischen Volksvermehrung und Höhe des Arbeitslohns
• 1863: Geschichte der Volkswirtschäftlichen Anschauungen der Niederländer und ihrer Literatur zur Zeit der Republik
• 1869: Der Einfluß der Wohnung auf die Sittlichkeit

Also known as

Usually known as Étienne Laspeyres.