Alfred Marshall provides a still widely-cited definition in his textbook Principles of Economics ( 1890 ) that extends analysis beyond wealth and from the societal to the microeconomic level:

This is similar to the equi-marginal principle developed by Alfred Marshall.

Eager to promote alternatives to what he regarded as the narrow approach of the school of economic thought that then dominated the English-speaking academic world ( centered at the University of Cambridge and deriving largely from the work of Alfred Marshall ), Robbins invited Hayek to join the faculty at LSE, which he did in 1931.

* 1842 – Alfred Marshall, English economist ( d. 1924 )

The Marxist scholar Ernest Mandel revived interest in long wave theory with his 1964 essay predicting the end of the long boom after five years and in his Alfred Marshall lectures in 1979.

The term was originally introduced by Thorstein Veblen in 1900, in his article ' Preconceptions of Economic Science ', to distinguish marginalists in the tradition of Alfred Marshall from those in the Austrian School.

This model has found support in notable classical and neoclassical economists including Alfred Marshall, John Stuart Mill and Jaroslav Vanek.

Although it is normal to regard the quantity demanded and the quantity supplied as functions of the price of the good, the standard graphical representation, usually attributed to Alfred Marshall, has price on the vertical axis and quantity on the horizontal axis, the opposite of the standard convention for the representation of a mathematical function.

Léon Walras first formalized the idea of a one-period economic equilibrium of the general economic system, but it was French economist Antoine Augustin Cournot and English political economist Alfred Marshall who developed tractable models to analyze an economic system.

The model was further developed and popularized by Alfred Marshall in the 1890 textbook Principles of Economics.

*" Marshallian Cross Diagrams and Their Uses before Alfred Marshall: The Origins of Supply and Demand Geometry " by Thomas Humphrey ( via the Richmond Fed )

In the late 19th century, the term economics came to replace political economy, coinciding with publication of an influential textbook by Alfred Marshall in 1890.

Marshall founded the " Cambridge School " which paid special attention to increasing returns, the theory of the firm, and welfare economics ; after his retirement leadership passed to Alfred Pigou and John Maynard Keynes.

Alfred Marshall was the first to develop the standard supply and demand graph demonstrating a number of fundamentals regarding supply and demand including the supply and demand curves, market equilibrium, the relationship between quantity and price in regards to supply and demand, law of marginal utility, law diminishing returns, and the ideas of consumer and producer surpluses.

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* Alfred Nobel US Patent No 78, 317, dated 26 May 1868

Alfred Elton van Vogt ( April 26, 1912 – January 26, 2000 ) was a Canadian-born science fiction author regarded as one of the most popular and complex science fiction writers of the mid-twentieth century: the " Golden Age " of the genre.

Alfred the Great (, " elf counsel "; 849 – 26 October 899 ) was King of Wessex from 871 to 899.

Alfred Edward Housman (; 26 March 1859 – 30 April 1936 ), usually known as A. E. Housman, was an English classical scholar and poet, best known to the general public for his cycle of poems A Shropshire Lad.

However, on 26 June 2011 Sato Kilman was re-elected Prime Minister and on 12 July 2011 Vanuatu's Foreign Minister Alfred Carlot re-confirmed Vanuatu's recognition of Abkhazia.

* June 26 – Alfred Döblin, German writer ( b. 1878 )

* January 26 – Alfred Lynch, English actor ( d. 2003 )

* March 26 – Alfred Edward Housman, English poet ( d. 1936 )

* July 26 – Apollo 15 ( carrying astronauts David Scott, Alfred Worden, and James Irwin ) is launched.

* September 26 – Alfred Cortot, Swiss pianist ( d. 1962 )

* October 26 – Alfred the Great, King of Wessex

Virginia Satir was born 26 June 1916 in Neillsville, Wisconsin, the eldest of five children born to Oscar Alfred Reinnard Pagenkopf and Minnie Happe Pagenkopf.

Prince Alfred reached Spithead on 26 June 1868, after an absence of seventeen months.

* December 26 – Alfred Vance, English music hall singer and comedian, 49 ( died on stage )

* June 26 – Alfred Percy Sinnett, Theosophist author ( born 1840 )

On 26 June 1980 the Secretary General of the African National Congress, Alfred Nzo, announced the conferring of the Isitwalandwe Medal, the ANC's highest honour, on Govan Mbeki.

* Most wickets – Alfred Shaw took 186 @ 8. 54 ( BB 8 – 31 ) and his Notts colleague Fred Morley took 184 @ 12. 26 ( BB 8 – 36 )

Michel Jules Alfred Bréal ( 26 March 1832 – 25 November 1915 ), French philologist, was born at Landau in Rhenish Bavaria.

The Victorian Relief Expedition left Melbourne on 26 June 1861 under the leadership of Alfred William Howitt.

Harold Pitney Brown ( August 27, 1869 – July 26, 1932 Malden, Massachusetts ) was the American credited with building the original electric chair based on the design by Dr. Alfred P. Southwick.

Alfred Denis Cortot ( 26 September 187715 June 1962 ) was a Franco-Swiss pianist and conductor.

Gustave Daniel Alfred Biéler DSO MBE ( 26 March 1904 – 5 September 1944 ) was a Special Operations Executive agent during World War II.

David Alfred Thomas, 1st Viscount Rhondda PC ( 26 March 1856 – 3 July 1918 ), sometimes known as D. A. Thomas, was a Welsh industrialist and Liberal politician.