With floor is called in economics as a production factor, which includes all natural resources.
These include in the strict sense
- Ground as agricultural and forestry area ( arable, garden, pasture, meadow, forest)
- Ground as a location for companies in the industry, trade, services and as a transport route
- Ground as locality of raw materials, especially energy sources such as coal or petroleum.
In a broader sense, it also includes physiotherapy and biosphere, insofar as they are to be understood as a production factor for the production of raw materials, as water filters, preventers of erosion, producer of genetic material or other natural benefits, as well as the commodities themselves ( solid, liquid or gaseous ) and all forms of energy such as solar energy, nuclear energy, hydropower and wind.
According to Article 15 of the Basic Law land, natural resources and means of production for the purpose of socialization through a law that the nature and extent of compensation can, needs to be transferred to public ownership or other forms of public enterprise ( expropriation ).