B.
=IF(D3<=28,100,200)< /div>
C.
=IF(C3<=28,100,200)< /div>
D.
=IF(C3<=28,200,100)< /div>
【单选题】The figure given below represents the effects in the labor markets due to migration. Here the world has been divided into a high-income “North” (left panel) and a low-income “South” (right panel). D n...
【判断题】Labor supply curves are always upward sloping
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