1888年,美国人雷诺发明了圆珠笔,一时间成为世界风行的办公用品和便于携带的书写工具。这种笔的成本是多少,今天的许多人都知道。然而当初的雷诺却凭小小一枝笔成了大富翁,这与他的巧妙点子是分不开的。他知道这种笔的成本非常低,如果让世人明白了,他就赚不到多少钱了。于是,他便充分利用消费者求新求奇的心理,通过各种宣传,为这个新 In 1888, American Renault invented the ball-point pen, a time became the world’s popular office supplies and easy to carry writing tools. What is the cost of this pen, many people today know. However, the original Renault has become a tycoon with a small pen, which is inseparable from his ingenious ideas. He knows the cost of this pen is very low, if the world understand, he will not make much money. As a result, he will make full use of new consumer psychology, through a variety of publicity for this new