Four firms supply the market. The market supply is 50 units at $20 and 100 units at $40. The table shows the market share of each firm at the two prices.
Which firm does not have a normal upward-sloping supply curve?

1 )
A
2 )
B
3 )
C
D
تحلیل ویدئویی تست
تحلیل ویدئویی برای این تست ثبت نشده است!