The supply curve is given by
QS = −200+20PX −5PI +0.5PZ
QS = quantity supplied of good X PX = price of good X
PI = price of inputs to good X PZ = price of good Z
Based on the supply curve above, what is the relationship between good X and good Z?
Are they substitutes or complements and why?
It has a positive coefficient, meaning when the... View the full answer