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Winners of the Nobel Prize in Economic Sciences British-American economist Oliver Hart (L) and Bengt Holmstrom of Finland are displayed on a screen during a press conference to announce the winner of the 2016 Nobel Prize in Economic Sciences at the Royal Swedish Academy of Sciences in Stockholm on October 10, 2016. Hart and Holmstrom won the Prize for their work on contract theory, the jury said. / AFP / JONATHAN NACKSTRAND (Photo credit should read JONATHAN NACKSTRAND/AFP/Getty Images)

Winners of the Nobel Prize in Economic Sciences British-American economist Oliver Hart (L) and Bengt Holmstrom of Finland are displayed on a screen during a press conference to announce the winner of the 2016 Nobel Prize in Economic Sciences at the Royal Swedish Academy of Sciences in Stockholm on October 10, 2016.
Hart and Holmstrom won the Prize for their work on contract theory, the jury said. / AFP / JONATHAN NACKSTRAND        (Photo credit should read JONATHAN NACKSTRAND/AFP/Getty Images)