koopmans : Idioms & Phrases
tjalling charles koopmans
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noun United States economist (born in the Netherlands) (1910-1985)
Tjalling Charles Koopmans; Koopmans.
WordNet
tjalling koopmans
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noun United States economist (born in the Netherlands) (1910-1985)
Tjalling Charles Koopmans; Koopmans.