38.个人用电和铝
主旨:阐述个人用电如何影响铝
P1个人影响整体
narrow personal interest→harmony with the general
AS:individual→social beneficial
解释:seller please buyer→buyer pay seller wants→seller more responsive
P2 act as if care about other→invisible hands
producers: provide what others want
consumer:price↑→buy less
price↓→buy more
sub:invisible hands
P3电力市场
decision reflect the price of electricity:high economize low consume more
P4电力影响铝
P5详细解释如何影响
电↑→铝↑→producer conserve on electricity 有优势,生产更多,占更大份额
consumer→conservation+substitute energy+efficient ones