The International Monetary Fund is warning that stronger than expected economic growth in the US could mean interest rates stay higher for longer, while Australia will see its lowest growth since the 1990s.

Federal Treasurer Jim Chalmers is heading to Washington for meetings with G20 ministers, he says his trip is great opportunity to "take the temperature" of the global economy and align the domestic budget with global condition. The Treasurer says he is receiving warnings from Treasury economists and others, about the potential impact of "serious" geopolitical uncertainty. 

Guest: Jim Chalmers, Treasurer