Manero Company included the following information in its annual report: 2019 2018 2017 Sales $ 178,400 $ 162,500 $ 155,500 Cost of goods sold 115,000 102,500 100,000 Operating expenses 50,000 50,000 45,000 Operating income 13,400 10,000 10,500 In a common-size income statement for 2019, the operating expenses are expressed as:

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.)