Don’t know if this answers your very valid question, but worth reading....
http://www.washingtontimes.com/news/2013/may/31/rand-paul-defines-agenda-potential-2016-presidenti/
Well it reinforces that he’s clueless at minimum. The goal should be reducing the need for what comes in and the associated spending, not making ‘what comes in” the yardstick for acceptability. Basic “Conservatism 101” and he failed.
And also, it’s not “What conservatives want to hear” it’s the basis of constitutional governance. Spending what comes in sounds like gateway liberalism.