When I think of Mary-Kate Olsen, two things come to mind: the unforgettable, straight-to-video movies she starred in as a child (alongside twin, Ashley Olsen, of course) and her enviable outfits — big bags included. So when the actress-turned-designer recently stepped out in New York City carrying a large, croc-embossed tote, the millennial in me wasn’t surprised. I was, however, very upset, immediately assuming the chic, oversized purse was way out of my price range and likely cost thousands at Olsen’s brand The Row. While I’m too responsible to empty my bank account on one single accessory,...