Grasping Reality on TypePad, by Brad DeLong

Debt-to-GDP Graphs:

Note: Debt held by the public, excluding debt held by the Federal Reserve.

Change in Truly-Public-Held Federal Debt, Divided by GDP

Note: Not the change in the debt-to-GDP ratio; rather, the change in debt, then scaled by GDP.

http://tinyurl.com/de20090611b