Inflation fall is Jim Chalmer's biggest budget bet

It's perhaps the biggest bet Treasurer Jim Chalmers is making in tomorrow night's budget. Updated forecasts in the budget papers will see inflation slowing faster than expected and back within the Reserve Bank's 2 to 3 percent target band by the end of the year. But the Reserve Bank isn't so optimistic and issued an inflation alert just last week. Reporter: Peter Ryan, Senior Business Correspondent Featured: Michele Bullock, Reserve Bank governor; Katy Gallagher, Finance Minister; Jame Hulme, Shadow finance minister; Stephen Koukoulas, economist