Competition and Markets — Part 2

Competition in the market and competition for the market are substitutes, as I mentioned in the previous post on the matter. When firms can freely enter (and exit) a market, it is called a free market. In a free market, firms compete with each other and the outcome of that competition is that prices are driven down to the cost of production. When we have a large number of identical firms producing a homogeneous good competing with each other we have a perfectly competitive market.
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