Here's some stats from an interesting an article which you may find useful as ammo:

A comparison of the GOP candidates
How the four major Republican presidential hopefuls' tax and spending proposals would affect the national debt:


10-year debt increase (or decrease) over current projections

Ron Paul .......($2.2 trillion)
Mitt Romney .....$2.6 trillion
Rick Santorum ...$4.5 trillion
Newt Gingrich ....$7 trillion


Total debt in 2021, as pct. of GDP

Ron Paul ..........76
Mitt Romney ......96
Rick Santorum ..104
Newt Gingrich ...114



Source: Committee for a Responsible Federal Budget

source:
http://seattletimes.nwsource.com/htm...yndication=rss