One of the criteria of a Perfectly Competitive Market is "Perfect Information": "In economics, perfect information (sometimes referred to as "no hidden informa

One of the criteria of a Perfectly Competitive Market is "Perfect Information": "In economics, perfect information (sometimes referred to as "no hidden information") is a feature of perfect competition. With perfect information in a market, all consumers and producers have complete and instantaneous knowledge of all market prices, their own utility, and own cost functions. "