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Tjalling Charles Koopmans (August 28, 1910 February 26, 1985) was the joint winner, with Leonid Kantorovich
Leonid Kantorovich

Leonid Vitaliyevich Kantorovich was a Soviet Union/Russian mathematician and economist, known for his theory and development of techniques for the optimal allocation of resources....
, of the 1975 Nobel Memorial Prize in Economic Sciences.

Koopmans was born in 's-Graveland
's-Graveland

s-Graveland is a village in the Netherlands province of North Holland. It is a part of the municipality of Wijdemeren, and lies about 4 km northwest of Hilversum....
, Netherlands
Netherlands

The Netherlands is a country that is part of the Kingdom of the Netherlands. It is a parliamentary democratic constitutional monarchy. The Netherlands is located in North-West Europe, and bordered by the North Sea to the north and west, Belgium to the south, and Germany to the east....
. He began his university education at the University of Utrecht at seventeen, specialising in mathematics. Three years later, in 1930, he switched to theoretical physics. In 1933, he met Jan Tinbergen
Jan Tinbergen

Jan Tinbergen , The Netherlands economist, was awarded the first Bank of Sweden Prize in Economic Sciences in Memory of Alfred Nobel in 1969, which he shared with Ragnar Frisch for having developed and applied dynamic models for the analysis of economic processes....
, the 1969 Bank of Sweden prize winner, and moved to Amsterdam
Amsterdam

Amsterdam is the Capital of the Netherlands and List of cities in the Netherlands with over 100,000 people of the Netherlands, located in the Provinces of the Netherlands of North Holland in the west of the country....
 to study mathematical economics
Mathematical economics

Mathematical economics refers to the application of mathematical methods to represent economic theories and analyze problems posed in economics....
 under him.






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Tjalling Charles Koopmans (August 28, 1910 February 26, 1985) was the joint winner, with Leonid Kantorovich
Leonid Kantorovich

Leonid Vitaliyevich Kantorovich was a Soviet Union/Russian mathematician and economist, known for his theory and development of techniques for the optimal allocation of resources....
, of the 1975 Nobel Memorial Prize in Economic Sciences.

Koopmans was born in 's-Graveland
's-Graveland

s-Graveland is a village in the Netherlands province of North Holland. It is a part of the municipality of Wijdemeren, and lies about 4 km northwest of Hilversum....
, Netherlands
Netherlands

The Netherlands is a country that is part of the Kingdom of the Netherlands. It is a parliamentary democratic constitutional monarchy. The Netherlands is located in North-West Europe, and bordered by the North Sea to the north and west, Belgium to the south, and Germany to the east....
. He began his university education at the University of Utrecht at seventeen, specialising in mathematics. Three years later, in 1930, he switched to theoretical physics. In 1933, he met Jan Tinbergen
Jan Tinbergen

Jan Tinbergen , The Netherlands economist, was awarded the first Bank of Sweden Prize in Economic Sciences in Memory of Alfred Nobel in 1969, which he shared with Ragnar Frisch for having developed and applied dynamic models for the analysis of economic processes....
, the 1969 Bank of Sweden prize winner, and moved to Amsterdam
Amsterdam

Amsterdam is the Capital of the Netherlands and List of cities in the Netherlands with over 100,000 people of the Netherlands, located in the Provinces of the Netherlands of North Holland in the west of the country....
 to study mathematical economics
Mathematical economics

Mathematical economics refers to the application of mathematical methods to represent economic theories and analyze problems posed in economics....
 under him. In addition to mathematical economics, Koopmans extended his explorations to econometrics
Econometrics

Econometrics is concerned with the tasks of developing and applying quantitative or statistical methods to the study and elucidation of economic principles....
 and statistics
Statistics

Statistics is a Mathematics pertaining to the collection, analysis, interpretation or explanation, and presentation of data. It also provides tools for prediction and forecasting based on data....
.

Koopmans moved to the United States
United States

The United States of America is a Federal government constitutional republic comprising U.S. state and a federal district. The country is situated mostly in central North America, where its Contiguous United States and Washington, D.C., the Capital districts and territories, lie between the Pacific Ocean and Atlantic Oceans, Borders of the U...
 in 1940. There he worked for a while for a government body in Washington D.C., where he published on the economics of transportation focusing on optimal routing, then moved to Chicago
Chicago

Chicago is the largest city in the U.S. state of Illinois and the Midwestern United States, as well as the List of United States cities by population city in the United States with more than 2.8 million residents....
 where he joined a research body affiliated with the University of Chicago
University of Chicago

The University of Chicago is a private university located principally in the Hyde Park, Chicago neighborhood of Chicago. Although an older university by the same name existed prior to its founding, the modern University of Chicago credits its founding to the oil magnate John D....
. In 1946, he became a naturalized citizen of the United States
United States

The United States of America is a Federal government constitutional republic comprising U.S. state and a federal district. The country is situated mostly in central North America, where its Contiguous United States and Washington, D.C., the Capital districts and territories, lie between the Pacific Ocean and Atlantic Oceans, Borders of the U...
. In 1955, he moved to Yale University
Yale University

Yale University is a private university in New Haven, Connecticut. Founded in 1701 as the Collegiate School, Yale is the Colonial Colleges institution of higher education in the United States and is a member of the Ivy League....
 where he continued to publish, now on the economics of optimal growth and activity analysis.

Koopmans' early works on the Hartree-Fock
Hartree-Fock

In computational physics and computational chemistry, the Hartree-Fock method is an approximate method for the determination of the Stationary state wavefunction and Stationary state energy of a Many-body problem....
 theory are associated to the Koopmans' theorem
Koopmans' theorem

Koopmans' theorem is an approximation in molecular orbital theory, such as density functional theory, or Hartree-Fock theory, in which the first ionization energy of a molecule is equal to the energy multiplied by -1, of the highest occupied molecular orbital , and the electron affinity is the negative of the energy of the lowest unoccupied,...
, which is very well known in quantum chemistry
Quantum chemistry

Quantum chemistry is a branch of theoretical chemistry, which applies quantum mechanics and quantum field theory to address issues and problems in chemistry....
. Koopmans was awarded his Nobel prize (jointly with Leonid Kantorovich) for his contributions to the field of resource allocation, specifically the theory of optimal use of resources. The work for which the prize was awarded focused on activity analysis, the study of interactions between the inputs and outputs of production
Production, costs, and pricing

In microeconomics, industrial organization is the field which describes the behavior of firms in the marketplace with regard to production, pricing, employment and other decisions....
, and their relationship to economic efficiency and prices.

External links

  • by Herbert Scarf
    Herbert Scarf

    Herbert Eli "Herb" Scarf in Philadelphia, PA is an United States mathematical economics and Sterling Professor of Economics at Yale University....