Edgecliffe-Johnson, Andrew (2019, Jan. 3). Beyond the Bottom Line: Should Business Put Purpose Before Profit? Financial Times. Available at https://www.ft.com/content/a84647f8-0d0b-11e9-a3aa-118c761d2745
Hollensbe, Wookey, Hickey, George & Nichols. Organizations with Purpose. Academy of Management Journal (2014), Vol. 57, No. 5, 1227–1234.
http://dx.doi.org/10.5465/amj.2014.4005
R. Edward Freeman, Managing for Stakeholders and the Purpose of Business. - last revised January 9, 2018. [pardon citation form] https://papers.ssrn.com/sol3/papers.cfm?abstract_id=3042721 - also available from Harvard Business Publishing.