Steven Davidoff Solomon writes for The New York Times, Jan. 17, 2017
Despite the conventional wisdom, though, it is not Amazon that is primarily to blame for Sears’s plight. Sears is being squeezed by changing economies and technology. Shoppers go to Walmart for discount items or to Target for discount items with a touch of style. The high end stays at stores like Nordstrom. The middle is smaller and increasingly shops online.