Former treasurer Peter Costello says voters punished the Coalition for failing to present a coherent economic plan, as shell-shocked Liberals, facing possibly two more terms in opposition, turned their minds to who would replace the vanquished Peter Dutton.
With counting still under way and more than 12 seats too close to call, the Coalition faced being reduced to fewer than 50 seats. The junior Coalition partner, the Nationals, retained all its seats and will make up a greater proportion of the joint party room.