Did Obama Really Prevent A Second Great Depression?
...IBD reviewed records of economic forecasts made just before Obama signed the stimulus bill into law, as well as economic data and monthly stimulus spending data from around that time, and reviews of the stimulus bill itself.

The conclusion is that in claiming to have staved off a Depression, the White House and its supporters seem to be engaging in a bit of historical revisionism.

Economists weren't predicting a Depression.

White House economists forecast in January 2009 that, even without a stimulus, unemployment would top out at just 8.8% — well below the 10.8% peak during the 1981-82 recession, and nowhere near Depression-era unemployment levels.

The same month, the Congressional Budget Office predicted that, absent any stimulus, the recession would end in "the second half of 2009." The recession officially ended in June 2009, suggesting that the stimulus did not have anything to do with it....