We won’t know until after this election who has donated to the political parties for this campaign and how much they’ve handed over. 

But voters are sceptical, with some of our listeners questioning the role of billionaires in our politics. 

Evalyn from Bendigo in Victoria asked us about the mining magnate Gina Rinehart. What influence do donations to political parties get you?

Today, Kate Griffiths from the Grattan Institute explains what we know about political donors. 

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Kate Griffiths, researcher at the Grattan Institute