Grocery giants are raking it in while many Australians struggle to afford the basics. 

Plus, we break down the new plan to revive the troubled Murray Darling Basin. 

And hardly any of us use cash regularly any more, but we unpack how a cashless society could affect groups who are already disadvantaged.

Guests:

• Professor Gary Mortimer, QUT Business School
• Chris Berg, Blockchain Innovation Hub at RMIT University