国内外一些经济学家、广告学家和厂商对广告的定义和作用有种种评说,现摘录数条供参考。“广告,就象一条条无形的纽带,把工商企业,服务单位同千千万万消费者联系在一起。”“广告是流通过程内促成商品交换的手段之 Some economists, advertising experts, and manufacturers at home and abroad have various comments on the definition and role of advertising, and now extract several articles for reference. “Advertising is like an invisible bond linking industrial and commercial enterprises and service units with thousands of consumers.” “Advertising is a means of facilitating the exchange of goods within the circulation process.”