A--business circle B--business conditions
C--ceiling price D--competitive strength
E--fiat market F--floor price
G--increase in value H--market prospects
I--marketing and promotion service J--perishable and seasonable
K--price flare-up L--price swing
M--real income N--small profits and quick returns
O--storage and warehouse services P--trading company
( )仓储服务 ( )薄利多销