Rep. Ron Paul, Republican loner, comes in from the cold

``Aides, supporters, and television interviewers now use words like "vindicated" to describe him -- a term Mr. Paul, a 75-year-old obstetrician with the manner of a country doctor, brushes off... If there is vindication here, Mr. Paul says, it is for Austrian economic theory -- an anti-Keynesian model that many mainstream economists consider radical and dismiss as magical thinking.''