商品是指能够满足一定需求并在市场交易的物品或劳务。本文所指的商品限于市场交易的一定的物品。从市场角度来看,市场上交易的商品呈现千差万别、多种多样的特点。若把具备某种功能从而能够满足某类需求的商品看作是同类商品,那市场中的这类商品所包含的影响消费者购买和消费的信息我们称之为商品信息,它包括商品的数量、价格、名 Commodity means goods or services that meet certain needs and are traded in the market. The article referred to herein is limited to certain items traded on the market. From a market perspective, the products traded on the market are very diverse and diverse. If the goods that have some function so as to satisfy a certain kind of demand are regarded as the same kind of goods, the information contained in such goods in the market that influences the purchase and consumption of the consumers is called the product information, which includes the quantity of the goods , Price, name