Rico and Ali are the same age. They both have 3 years work experience. The were in the same graduation class in the 3-year Diploma Program at Humber College. According to the textbook in Labour Economics why does Rico earn $19/hr. while Ali earns $24/hr. for doing essentially the same kind of work? Provide five specific, separate, labour economic explanations for the difference in wage rates between Rico and Ali. 10 Marks