FRAMINGHAM, Mass.--(BUSINESS WIRE)--More than half of employees report feeling overworked and burnt out (53 percent), but the overwhelming majority (86 percent) are still happy at work and motivated to rise in their organization. These results are from the inaugural Workplace Index conducted by Staples Advantage, the business-to-business division of Staples, Inc. (NASDAQ:SPLS). The Staples Advantage Workplace Index is a comprehensive look at trends in the rapidly evolving workplace in the Unite