After living to a vigorous 95, he passed away today after a mercifully short illness. He was in the hospital for about two weeks, then went home. He had ups and downs, but a week and a half ago I found him dressed and at his computer.
Even when he was feeling poorly, he was always the smartest person in the room.
Update: here's the NY Times obit--Kenneth Arrow, Nobel-Winning Economist Whose Influence Spanned Decades, Dies at 95
Here's the Stanford obituary: Nobel Prize-winner Kenneth Arrow dies
Nobel Prize-winning economist Kenneth Arrow was a leading figure in the field of economic theory. He inspired generations of students through his decades-long teaching at Stanford.
And the Washington Post: Kenneth Arrow, Nobel laureate and seminal economist with wide impact, dies at 95
And Scott Kominers in Bloomberg:
Here's Ken's nephew Larry Summers in the WSJ: Farewell to Kenneth Arrow, a Gentle Genius of Economics
Lawrence H. Summers remembers his uncle, Nobel Prize-winning economist Kenneth Arrow
Here's Vic Fuchs (writing about Arrow's 1963 paper Uncertainty and the Welfare Economics of Medical Care):
Kenneth Arrow’s Legacy And The Article That Launched A Thousand Studies