A market economy is an economic system in which the decisions regarding investment, production and distribution to the consumers are guided by the price signals created by the forces of supply and demand. The major characteristic of a market economy is the existence of factor markets that play a dominant role in the allocation of capital and the factors of production.
Pike Place Market, Seattle, Washington, United States, 1968
Rwanda fruits at the market
An economic system, or economic order, is a system of production, resource allocation and distribution of goods and services within a society. It includes the combination of the various institutions, agencies, entities, decision-making processes, and patterns of consumption that comprise the economic structure of a given community.
Albert Einstein advocated for a socialist planned economy with his 1949 article "Why Socialism?"
Circulation model of economic flows for a closed market economy. In this model the use of natural resources and the generation of waste (like greenhouse gases) is not included.