Australia’s dominant supermarkets Coles and Woolworths have returned bumper profits of $1.1 billion and $1.62 billion respectively for the full financial year.

So, are shoppers getting a fair deal during a cost of living crisis?

Today, Prashan Karunaratne from Macquarie Business School on the market power of the big players and why it might be worth avoiding them altogether.

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Prashan Karunaratne, Bachelor of Commerce course director at Macquarie University