Full-time retail jobs have all but disappeared over the last decade, and workers have to get 2, 3, sometimes even 4 part-time jobs just to get through, "says the expert.

Retail job used to make a decent living. This is no longer the case, according to at least one labor expert— and this transition has largely taken place over the last decade.

Business Insider spoke to Krista Hardwick, a long-standing labor and employment expert, about how the job ...