the GOP becomes the party of fiscal conservatism and economic populism
Just like how the Democratic party will become pro-choice and pro-life?
Economic populism and fiscal conservatism are not mutually exclusive. That is what the Tea Party is.
Fiscal conservatism--Let's not spend money we don't have!
Economic populism--In of government spending and economic policy, let's do what the people (not Wall Stree fat-cats) want!
This is what happened in 2010. Republicans were more populist than the Democrats in that year, the people wanted lower gov't spending. So that is what the Republicans offered. They took the idea of fiscal conservatism and gave it populist appeal...