Prices are up but are retailers just profiteering?

We've all seen the eye-watering prices at the petrol pumps and the cost of shopping go through the roof. We're told it's because of the war in Ukraine affecting supplies and I'm sure that's playing a part to some extent. But am I the only one who's thinking retailer's are adding quite a bit on for themselves and blaming the war?
Prices are up but are retailers just profiteering?
Post Opinion