A. Sales promotion B. Sales on a commission
basis C. Incentive sale D. Return of
goods E. Selling off goods at reduced prices F.
Bargain day G. Quick sales and small profit H.
Sale by bulk I. Unmarketable J. Gross
profit K. Sudden huge profit L. Monopoly
profit M. Transaction without profit N.
Legitimate profit O. Selling on credit P.
Auction Q. Dumping R. Net profit ( )滞销 ( )无利交易