A unique approach to looking at the big picture of soil health by comparing the economy of a country to the underground economy of the soil. The complex relationship between plants, soil, and biology and how they are interconnected and interdependent will be discussed. Economic fundamentals of supply, demand, currency, capital, energy, resources, infrastructure, and defense will be applied to the bustling subterranean economy of a healthy soil system. The role of carbon as the currency that facilitates interactions between plants, soil, and biology in this system will be discussed.