Everything gets more expensive. This is inflation. Prices in Germany go up by 2,9 percent in August. This is more than in July. Energy costs a lot of money. Oil and gas are more expensive. A war in the Middle East is one reason. Low water in the river makes transport expensive.
Some food items cost more money. Salad and carrots cost much more. Milk and butter are cheaper. Food prices go up only a little.
The Central Bank wants stable prices. The bank wants 2 percent inflation. Prices go up too much. The bank can make interest higher. This stops spending. People worry about money. Maybe wages go up soon.