Sydney Now host Trent Nikolic has called out Federal Treasurer Jim Chalmers, saying he has "no idea what he's talking about" on interest rates, with experts saying government spending is the root cause of inflation.

Sydney Now host Trent Nikolic has called out Federal Treasurer Jim Chalmers, saying he has "no idea what he's talking about" on interest rates, with experts saying government spending is the root cause of inflation.

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Tune into 2GB Drive from 3pm to 6pm each weekday.