What is the name of the economist that worked alongside physicists Eugene Wigner and John Archibald Wheeler as part of the Princeton Three?
The Princeton Three: The Princeton Three was a group of two physicists and a political economist working at the Princeton University during the Cold War Era. The Princeton Three:  Of the three men Eugene Wigner and John Archibald Wheeler studied physics and Oskar Morgenstern studied political economy. John Archibald Wheeler: John Archibald Wheeler (July 9, 1911 – April 13, 2008) was an American theoretical physicist.
Oskar Morgenstern