The term intangibles is most commonly used to describe things that are recognized but not easily quantified; a common example are economic intangibles which describes something not easily quantified within a given theory of economics. See capital asset for intangibles issues that arise in accounting and micro-economics, including a more detailed example from a particularly complex activity (professional sports). See capital (economics) for issues that arise in macro-economics, including a more detailed breakdown of types of assets. In general theories of economics seek to reduce or eliminate the number of intangible factors.