在市场营销中,往往有这样的情况:商品的销路并不仅仅取决于卖方的质量、价格、服务态度和买方的实际需要,而且还与商品的数量有着微妙的关系。在同样质量和服务的前提下,某种商品在市场上显得紧缺,消费者往往会踊跃购买,甚至出现抢购现象。从18世纪初到19世纪中叶,美国希尔兰奇珠宝公司制作的黄金首饰、珍珠项链以纯 In marketing, it is often the case that the sale of goods does not only depend on the seller’s quality, price, service attitude and buyer’s actual needs, but also has a subtle relationship with the quantity of the goods. Under the premise of the same quality and service, a certain commodity appears to be in short supply in the market, and consumers tend to actively purchase and even snap up. From the beginning of the 18th century to the middle of the 19th century, the jewelry and pearl necklaces made by the United States Silange jewelry company were pure.