1. Suppose that all workers and jobs in a hypothetical economy are homogeneous. Explain why no wage differentials would exist if this economy were perfectly competitive and information and mobility were costless. Explain why wage differentials would arise, if, on the other hand, information and mobility were imperfect and costly.

no, a company likes to look at potential employees that are professional, well mannered, clean, honest, etc. don't show up looking/acting like a clown. (unless that's your job xd) hope this ! =^-^=

answer is i don't know

answer(b); ; ; the quantitative or qualitative variable for which the experimenter wishes to determine how its value is affected by the explanatory variable;