One thing is clear: the price increase is not solely due to increased production costs, crop failures, or energy prices. The four major food retailers control 80 percent of the market, half of which is accounted for by Rewe, Edeka and the discounters. What pricing power do they have vis-à-vis food manufacturers or consumers? The report follows the journey of food from the producer to the supermarket shelf. Conversations with farmers and a look behind the scenes of industrial