The usual shareholder-owned-fund sponsors charge big fees and take a large fraction of them to their bottom lines.

FORBES: The Funds: The Vanguard of Texas

It is bottom of the 47 prefectures in the number of nursing-home beds and has only a fraction of the home-care assistance centers found elsewhere.

CNN: Alone in the Big City

He says offering up a fraction of those cost in prize money for a successful prototype supports talent outside of NASA and saving the bottom line.

NPR: School Bus Driver Wins NASA Contest