Koopmans

[koop-muh nz]

noun

Tjal·ling Charles [chah-ling] /ˈtʃɑ lɪŋ/, 1910–85, U.S. economist, born in the Netherlands: Nobel Prize 1975.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019