FRAMINGHAM, Mass., 2016-Sep-30 — /EPR Retail News/ — Staples, Inc. (Nasdaq: SPLS) announced today (Sep. 28, 2016) that for the thirteenth year in a row it has been named to the Dow Jones Sustainability Index, a leading global benchmark for corporate responsibility. “To be selected, for the thirteenth year in a row, as a component of the Dow…