Category Archives: Visualization

Puzzle #9 (Follow-up): Melting Fractals

The song “Let it Go” from the movie Frozen celebrates “frozen fractals.” I suppose a frozen fractal is something like the Koch snowflake. Lately, though, one of my puzzles has made me more interested in melting fractals. The challenge of Puzzle … Continue reading

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Puzzle #9 (Follow-up): Binary Sudoku and the Limits of Visualization

In Puzzle #9: Island of Games, I described an island where a thousand residents enjoy playing three games: Chess, Checkers, and speed-solving of Rubik’s Cube.  Each islander’s skill at each game is assessed with a rating score between zero and … Continue reading

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The Reinhart-Rogoff Film Festival

“You can observe a lot by watching.”  – Yogi Berra  The biggest story in economics this year revolves around a study by Harvard economists Carmen Reinhart and Kenneth Rogoff (“RR”).  Their work has been credited (or blamed) for efforts around the … Continue reading

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Talk at the Chicago Fed

I was pleased to speak on a panel last week at the Sixth Annual Risk Conference sponsored by the Federal Reserve Bank of Chicago and the Driehaus College of Business, DePaul University. I appeared on a panel on Business Model … Continue reading

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A New(?) Way to Visualize Numbers

After I saw Matt Henderson’s visual demonstration of how the geometric series 1/4 + 1/16 + 1/64 . . . adds to 1/3, I thought about how to generalize this for any geometric series. This led to a way to … Continue reading

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Advances in the Developing World, and in Graphics

In a talk by Marc Faber that I attended recently, he showed how quickly the developing world has advanced economically, and he argued that it should not be ignored by investors. In this entertaining talk Hans Rosling, a Swedish doctor … Continue reading

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