Broad money is the most flexible method of measuring the money supply in an economy, accounting for cash and other assets that are easily convertible into currency.
Business economics is a field of applied economics that studies the financial, organizational, market and environmental problems faced by corporations.
A business ecosystem is a network of organizations, including suppliers, distributors, customers, competitors, government agencies, etc., involved in the delivery of a particular product or service through both competition and collaboration.
Classical economic theory was developed shortly after the birth of Western capitalism. It refers to the dominant school of economic thought in the 18th and 19th centuries.