在美国的国民经济中,商业是仅次于工业的第二大经济部门,商业部门收入占整个国民收入的15％,商业就业人员约占全部就业人口的20％。美国商业中的零售业,从其规模、效率和发展情况看,有十分突出的特点。如组织形式的集中和垄断显著,经营方式多种 In the national economy of the United States, commerce is the second largest economic sector after industry. The income of the commercial sector accounts for 15% of the national income, and the number of commercial employees accounts for about 20% of the total employed population. The retail industry in the US business, in terms of its scale, efficiency and development, has very prominent characteristics. Such as the concentration of organizational forms and monopoly, there are many ways of operating