Rico bought 100 shares of banana republic stock for $24.00 per share on january 1, 2010. he received a dividend of $2.00 per share at the end of 2010 and $3.00 per share at the end of 2011. at the end of 2012, rico collected a dividend of $4.00 per share and sold his stock for $18.00 per share. what was rico’s realized holding period 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.)