CHARLOTTE, N.C.--(BUSINESS WIRE)--Premier, Inc. (NASDAQ: PINC), a leading healthcare improvement company, will host its 2015 Investor Day and Economic Outlook Panel on Tuesday, October 6, 2015, from 9 a.m. to 1:30 p.m. ET at The Westin Times Square in New York City. The Investor Day and Economic Outlook Panel is by invitation only and registration is required. The event will also be audio webcast live through the investor relations page on Premier’s website at investors.premierinc.com. A webcas