A. landing charges
B. customs duty
C. port dues
D. import surcharge
E. import variable duties
F. commission
G. return commission
H. net price
I. unfavorable balance of trade
J. retail price
K. stocks
L. cash sale
M. bulk sale
N. distribution channels
O. hire-purchase
P. fluctuate in line with market conditions
Q. antidumping
R. partial shipment 回扣( ) 反倾销( )