That means an OCN engine can be built more cheaply with fewer components.

ECONOMIST: A new way to build a greener jet engine

One company moving to fill the void is Ocwen Financial (OCN), one of a handful of dedicated mortgage servicers quickly snapping up market share from banks.

FORBES: How to Invest in the Death of Banking: Street Whispers

To ease its entry into the market, R-Jet reckons OCN engines could be used first as generators to produce electricity or to power an unmanned drone.

ECONOMIST: A new way to build a greener jet engine

Among the largest underlying components of IWM, in trading today United Natural Foods Inc. ( NASD: UNFI) is up about 1.6%, Dril-Quip, Inc. ( NYSE: DRQ) is up about 2.1%, and Ocwen Financial Corp. ( NYSE: OCN) is higher by about 0.9%.

FORBES: IWM, UNFI, DRQ, OCN: ETF Inflow Alert

Among the largest underlying components of IWN, in trading today Two Harbors Investment Corp ( NYSE: TWO) is down about 0.7%, Ocwen Financial Corp. ( NYSE: OCN) is trading flat, and Starwood Property Trust Inc. ( NYSE: STWD) is lower by about 3%.

FORBES: IWN, TWO, OCN, STWD: Large Inflows Detected at ETF

Among the largest underlying components of IWN, in trading today Starwood Property Trust Inc. ( NYSE: STWD) is off about 0.5%, Ocwen Financial Corp. ( NYSE: OCN) is up about 2.2%, and Two Harbors Investment Corp ( NYSE: TWO) is lower by about 0.2%.

FORBES: IWN, STWD, OCN, TWO: ETF Outflow Alert

Among the largest underlying components of IWN, in trading today Ocwen Financial Corp. ( NYSE: OCN) is off about 1.5%, Two Harbors Investment Corp ( NYSE: TWO) is down about 0.3%, and Starwood Property Trust Inc. ( NYSE: STWD) is lower by about 0.4%.

FORBES: Notable ETF Inflow Detected - IWN, OCN, TWO, STWD

Among the largest underlying components of IWM, in trading today Ocwen Financial Corp. ( NYSE: OCN) is down about 0.7%, Two Harbors Investment Corp ( NYSE: TWO) is up about 0.1%, and Starwood Property Trust Inc. ( NYSE: STWD) is up by about 0.3%.

FORBES: IWM, OCN, TWO, STWD: Large Inflows Detected at ETF

Among the largest underlying components of IWN, in trading today Ocwen Financial Corp. ( NYSE: OCN) is down about 0.4%, Two Harbors Investment Corp ( NYSE: TWO) is up about 0.6%, and Starwood Property Trust Inc. ( NYSE: STWD) is lower by about 0.1%.

FORBES: IWN, OCN, TWO, STWD: ETF Inflow Alert

Among the largest underlying components of IWN, in trading today Ocwen Financial Corp. ( NYSE: OCN) is off about 0.2%, Two Harbors Investment Corp ( NYSE: TWO) is off about 0.3%, and Starwood Property Trust Inc. ( NYSE: STWD) is lower by about 0.4%.

FORBES: IWN, OCN, TWO, STWD: ETF Inflow Alert