Mark Mitchell/NZ Herald via Getty Images An election year budget is a government’s pitch for reelection. For opposition parties, it’s a chance to make their case for change. Unfortunately for Finance Minister Nicola Willis, her National Party can’t campaign on two of its three big fiscal policy promises from the previous election: to achieve a surplus, reduce debt and cut spending on bureaucracy. With surplus forecasts moved out by years and government debt having risen, that only leaves the bu