HLN SHOPPING CART. From 4.79 euros to 11.5 euros for a kilo of chicken breast: prices fluctuate greatly in the supermarkets. How is that possible? † Money

Unfortunately, the end of the price increases in the supermarket is not yet in sight. Although retail experts expected prices to stabilize in May, they will continue to rise for now. Nevertheless, the differences in price increases for the same products in various supermarkets are not the same everywhere, as we notice in our HLN SHOPPING CART. Why is that and how can you, as a consumer today, still keep the budget of your shopping cart under control? Els Breugelmans, professor of marketing and retail expert KU Leuven, explains.