What Is the Minimum Efficient Scale (MES)of Production

Multiple Choice

What is the minimum efficient scale (MES) of production?

A) The point on an average cost curve where the cost per unit begins to decline more rapidly
B) The minimum point on a U-shaped average cost curve
C) The minimum level of production at a plant for it to be considered profitable
D) The level of production for a small sized plant
E) The threshold at which capacity is constraining for a firm's production