Walmart is the world's largest company by revenue and largest private employer. It is criticized for extensive outsourcing, low rates of health insurance for employees, and resistance to unions. While Walmart stocks have provided high returns for investors over decades, its low prices have had human costs for workers like Robina Akhter in Bangladesh, who works 12-14 hours a day sewing clothes for just 14 cents an hour and risks physical abuse if her productivity declines. The document argues that Walmart's power ultimately comes from consumers who shop there.