At the beginning of last year an investor purchased ABC Corporation at $100 per share. During the year, the firm made a 4 for 1 split, and then paid dividends of $1.50 per share. At the end of the year, the investor sold the shares at $26 per share. What is the rate of return?

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.)