Romney should open his tax records when all 535 voting members of congress make their last 10 years of tax records public....
that's the way it should be... those are public offices and to hold such an office you should have to prove that you are not only operatiing according to the principles people expect but that you have no conflicts of interests...
look at the mess we have... you can attribute most of the ills in this country to the sanction of secrecy beginning with the 1947 national security act which is nothing more than a way to hide wrong doing behind "for reasons of national security"
If you're honorable... you have nothing to hide
"Rightful liberty is unobstructed action according to our will within limits drawn around us by the equal rights of others." -- Thomas Jefferson