Martin Feldstein, a noted economist who served as the president of the National Bureau of Economic Research for nearly 30 years, has died.

John B. Neff, a former managing partner of Wellington Management Co. and portfolio manager for Vanguard Group, died.

Mark E. Rubinstein, professor emeritus of finance at the Haas School of Business at University of California, Berkeley, died.

Alice Rivlin, the founding director of the Congressional Budget Office and an outspoken vice chair of the Federal Reserve, has died at 88.

Patrick Flynn, a managing director and senior portfolio manager at Neuberger Berman, has died unexpectedly.

Bruno Schroder, a former Schroders director and great-great-grandson of the firm's co-founder, died after a short illness.

William T. "Bill" Bisson Jr., former publisher of Pensions & Investments who worked at Crain Communications for 33 years, died Jan. 17.

Jack Bogle, who started the first index mutual fund, was always conscious of where his creation was headed.