Liberalization doesn't just mean lower tariffs and cheaper products. It also has implications on the notions of intellectual property, agriculture the strength of local industries and the flow of labor. So no, liberalization is not something supported by everybody or even the majority of people. Good grief, haven't you seen the protests against the G20?
I stopped reading here. If you think Ron Paul is an isolationist in economic terms, you're less informed than I thought on the matter and I'm not even a Ron Paul fan.Even the most staunch isolationist like a Ron Paul is in favor of that.