"Everyday low prices" has been a promise by Walmart for more than six decades. Founder Sam Walton was able to keep that promise by reinventing retail and big-box stores.His contributions placed him in sixth place on the #Forbe250 list honoring historic innovators.Get the full list here: https://t.co/YMzxi4ftVmPhoto: Bettmann Archive via Getty Images ...

"Everyday low prices" has been a promise by Walmart for more than six decades. Founder Sam Walton was able to keep that promise by reinventing retail and big-box stores.Check out the #Forbe250 list honoring historic innovators. https://t.co/YMzxi4ftVmPhoto: Bettmann Archive via Getty Images ...