Semi-Daily Journal Archive

The Blogspot archive of the weblog of J. Bradford DeLong, Professor of Economics and Chair of the PEIS major at U.C. Berkeley, a Research Associate of the National Bureau of Economic Research, and former Deputy Assistant Secretary of the U.S. Treasury.

Tuesday, February 21, 2006

Num Sum

And yes, I have been playing with:

Num Sum: Easy, Sharable Web Spreadsheets

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