The party in the supermarket is over. In December it was still raining end-of-year promotions, but prices have since risen sharply. This is evident from an analysis by price comparator PingPrice. At one chain, even 3,200 (!) items have become more expensive since the turn of the year. What is behind these price adjustments, and which products became the most expensive? “A household of two can win more than 500 euros per year, purely by comparing more prices.”
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