German discount supermarket chains such as Ardi, Riedel and others have taken advantage of the global food price boom  The German model of discount chain stores is different from ordinary supermarkets, family-owned stores or French farmers' markets  Its stores are usually just 200-300 square meters, narrow aisles, simple packaging, more than 80 percent of the goods are food and beverages, and the price are typically 30 to 50 percent lower than the average supermarket Analysts say there are several reasons for the German discount chain's dominance in rising food prices  In addition to its Low price advantage
The Riedel discount chain was acquired by a local supermarket chain in Norway. This local Norwegian chain is exactly a replica of the German discount chain model.
 The discount store variety is few, the large-scale purchase pattern causes the new store cost to be very low