Tjalling Charles Koopmans was a Dutch-American mathematician and economist. He was the joint winner with Leonid Kantorovich of the 1975 Nobel Memorial Prize in Economic Sciences for his work on the theory of the optimum allocation of resources.
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Also born on August 28
Actor
1969 · United States
Thomas Jacob "Jack" Black is an American actor, comedian, and musician. He has played leading roles in family and comedy films, in addition to his voice work in animated features.
NickRewind, CC BY 3.0, via Wikimedia Commons
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1986 · United States
Armand Douglas Hammer is an American actor. He began his acting career with guest appearances in several television series.
Maximilian Bühn, CC BY-SA 4.0, via Wikimedia Commons
Musician
1965 · Canada
Eilleen Regina "Shania" Twain is a Canadian singer and songwriter. She has sold more than 100 million records, making her one of the best-selling music artists of all time and the best-selling female artist in country music history.
Raph_PH, CC BY 2.0, via Wikimedia Commons
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1961 · United States
Jennifer Coolidge is an American actress. She gained recognition for her comedic roles, including the American Pie (1999–2012) and Legally Blonde (2001–2003) film series.
American physician and biomedical researcher
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The Nobel Foundation, Public domain, via Wikimedia Commons
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1982 · United States
American singer and actress (born 1982)