What occurs if a price ceiling of $20 is placed on the market represented by the below equations? qd = 100-4pqs = 20 + pa. a shortage of 20 unitsb. a surplus of 20 unitsc. a shortage of 40 unitsd. it has no 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.)

How is the role of government determined in the american free enterprise system?

Who led henry fords as an entrepreneur