Of the securities listed below, which would be exempt from the registration requirements of the uniform securities act? i. securities issued by a railroad common carrier companyii. securities issued by a federal credit union established for teachersiii. securities issued by a trust companyiv. securities issued by a corporationa. i onlyb. i and iii onlyc. i, ii, and iii onlyd. i, ii, iii, and iv

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.)