Monopoly of Microsoft in the 90’s
Microsoft controls 90% of computer
What is productive efficiency
When average cost is at its lowest
When does MC= AC
at productive efficiency
What is allocative efficiency
when welfare is maximised
Point of allocative efficiency on a diagram
MC=AR
X inefficiency
When costs of production is voce AC curve
Static effencies
efficiency at one point at time
Dynamic efficience
changing technology improves a firms output and this enabled because SN profit has allowed forms to invest in new tech