When firms in an industry have the same cost structure which is not changed by the entry or exit of firms,

A competitive market is a theoretical economic structure where many buyers and sellers trade identical products. In a competitive market, no single buyer or seller has the power to influence the market.  Here are some characteristics of a competitive market: Many buyers and sellers, No barriers to entry, Homogeneous products, Price takers, and Free entry and exit.  Some examples of competitive markets include: Agricultural produce, Internet technology, and The foreign exchange market.  In a perfectly competitive market, there are no startup costs or legal restrictions. Businesses are also... Show more

A competitive market is a theoretical economic structure where many buyers and sellers trade identical products. In a competitive market, no single buyer or seller has the power to influence the market. 

Here are some characteristics of a competitive market: Many buyers and sellers, No barriers to entry, Homogeneous products, Price takers, and Free entry and exit. 

Some examples of competitive markets include: Agricultural produce, Internet technology, and The foreign exchange market. 

In a perfectly competitive market, there are no startup costs or legal restrictions. Businesses are also price takers, meaning they can't increase or decrease prices. 
In the real world, no market is perfectly competitive. However, some markets are closer to perfect than others. These are called highly competitive markets. 
Market competition can help entrepreneurs flourish. When entrepreneurs are allowed to take risks, innovate, and create new products and services, entire nations can benefit.

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