Photo from the Nobel Foundation archive.
Tjalling C. Koopmans
The Sveriges Riksbank Prize in Economic Sciences in Memory of Alfred Nobel 1975
Born: 28 August 1910, 's Graveland, the Netherlands
Died: 26 February 1985, New Haven, CT, USA
Affiliation at the time of the award: Yale University, New Haven, CT, USA
Prize motivation: "for their contributions to the theory of optimum allocation of resources."
Contribution: Renewed, generalized, and developed methods for analysis of the classical problem of economics as regards the optimum allocation of scarce resources.
Prize share: 1/2