In a post at Quartz, University of Michigan economics professor Miles Kimball and University of Michigan undergraduate student Yichuan Wang write that they have crunched Reinhart and Rogoff's data and found "not even a shred of evidence" that high debt levels lead to slower economic growth.
A recent "Spreadsheet Scandal" has rocked the economics world. It also seems to have eliminated the last remaining technical argument in support of the president's "chained CPI" Social Security cut. Not weakened it. Eliminated it.