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Learn how a particular market can be controlled by a small group of firms.
Nash Equilibrium is a key concept of game theory, which helps explain how people and groups approach complex decisions. Named after renowned mathematician John Nash, the idea of Nash Equilibrium has been used in such diverse fields as international relations, psychology and economics. Game theory in general looks at how individuals or groups make choices that will in turn affect the choices of other parties.
Tariffs, or customs duties, are taxes imposed on foreign goods and services. In addition to providing a country with additional revenue, tariffs offer protection to domestic producers. Imported items become more expensive, allowing businesses at home to become more competitive with their pricing.
Weighted average cost of capital may be hard to calculate, but it's a solid way to measure investment quality
Learn more about this classic game theory scenario.
Learn about how this number provides a measure of how much systematic risk a firm's equity has compared to the market.
Learn more about the different ways you can calculate your portfolio's average return.
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