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����1. few people turn down a discount at tollbooths to avoid using the ez-pass system that can track automobile movements.
����������������ϊ���ͼ䣬����ϊfew people turn down a discount��at tollboothsϊ�ص�״�to avoid using the ez-pass systemϊ����ʽ��״�that�����ķ���ӿ�that can track automobile movements����the ez-pass system��
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����2. privacy economist alessandro acquisti has run a series of tests that reveal people will surrender personal information like social security numbers just to get their hands on a pitiful 50-cents-off coupon .
����������������ϊ���ͼ䣬����ϊalessandro acquisti has run a series of tests��privacy economist��alessandro acquisti�ķ��that�����ķ���ӿ�that reveal people coupon���ε���a series of tests��to�������ŀ�ġ�
���������ġ���˽ȩ����ѧ��alessandro acquisti����һϵ�в��ԣ�������ʾ�����ǻ�ϊ�˵õ��ٵÿ�����50�����ż�ȯ�����ؾͽ�����ᱣ�պ��������ĸ�����ϣ�ṩ������
����3. when you consider that nearly three out of four americans have seen the game show who wants to be a millionaire? you can understand the power of television to communicate with a large audience.
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