Two words: tax returns.
Team Romney wants to marginalize Ron Paul - good for RP he refused to hand over his speech for Romney's team to "review", but he can afford to do that - he's in the twilight of his pol career...Little Paul, on the other hand, pretends he's like his dad, but he wants to have a future in this GOP.
"If you don't think too good, don't think too much"
-Ted Williams