Rolf Dobelli Quote

There are two kinds of forecasters: those who don’t know, and those who don’t know they don’t know, wrote Harvard economist John Kenneth Galbraith.

Rolf Dobelli

There are two kinds of forecasters: those who don’t know, and those who don’t know they don’t know, wrote Harvard economist John Kenneth Galbraith.

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About Rolf Dobelli

Rolf Dobelli (July 15, 1966) born in Luzern, Switzerland, is a Swiss author and entrepreneur. He writes books on decision-making and critical thinking.