Inflation back in Reserve Bank's 2-3pc target band by Christmas - Jim Chalmers' biggest budget bet

It's perhaps the biggest bet Treasurer Jim Chalmers is making in tomorrow night's federal 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. That's the forecast from Treasury - but the Reserve Bank isn't so optimistic.