【单选题】以下哪一项不是垄断市场的进入壁垒?( )
【简答题】A.distribution B.donation C.demands D.contribution
【简答题】A.access B.affordability C.impact D.contribution
【单选题】If someone contributes his defeat to less hard work, this contribution is ( ).
A.
intrinsic and stable contribution
B.
extrinsic and instable contribution
C.
extrinsic and stable contribution
D.
intrinsic and instable contribution
【单选题】The contribution approach to the Income statement
A.
organizes costs on a functional basis
B.
is useful to managers in planning and decision making
C.
shows a contribution margin rather than a net operating income figure at the bottom of the statement
D.
can be used only by manufacturing companies
【单选题】以下哪一项不是垄断市场的进入壁垒? ( )