republicans wanna spend the way 'they want to' and cut every way the democrats want to spend, and just the opposite is true too (austerity only really matters when it's the other party with the control of the budget)
pair this with each district, state, and constitute company/nonprofit/whatever looking for a piece of the pie creates an utter mess of non-stop spending
pair this with each district, state, and constitute company/nonprofit/whatever looking for a piece of the pie creates an utter mess of non-stop spending