When simple semiconductors was operating at the minimum efficient scale of 10,000-12,000 units per month, the firm's cost per unit was $45. however, when the output level was increased beyond 12,000 units, the cost per unit increased to $47. this increase was attributed to the wear-and-tear of the machinery, and complexities of managing and coordinating. what is this phenomenon known as? a) minimum efficient scaleb) diseconomies of scalec) experience curve effectd) learning-curve effect

An increase in the market price of men's haircuts, from $16 per haircut to $26 per haircut, initially causes a local barbershop to have its employees work overtime to increase the number of daily haircuts provided from 20 to 25. when the $26 market price remains unchanged for several weeks and all other things remain equal as well, the barbershop hires additional employees and provides 40 haircuts per day. what is the short-run price elasticity of supply? nothing (your answer should have two decimal places.) what is the long-run price elasticity of supply? nothing (your answer should have two decimal places.)