According to Alon Levy, the 7 line extension from New York City to Secaucus, NJ will get workers "almost to their jobs," but not quite. It may seem trivial, but literature on the penalty of certain transfers may be pointing to failure.
Oct 28, 2011 Pedestrian Observations
NJ's two U.S. Senators collaborated with Amtrak to propose an alternative to the Access to the Region's Core tunnel that N.J. Gov. Chris Christie canceled in Oct. 7. Unlike ARC, the Gateway tunnel will lead directly into Penn Station.
Feb 8, 2011 The Star-Ledger (New Jersey)
Details are now just emerging about a proposal from NYC Mayor Bloomberg to further extend the IRT #7 line from the West Side station by a planned, massive new development, Hudson Yards. Cheaper than a commuter rail tunnel, it would serve NJ Transit.
Nov 22, 2010 The New York Times - N.Y. / Region
The New Jersey Transit's Secaucus commuter rail station is the topic of scorn by a New York Times editorial because it doesn't provide commuter parking - even though it was designed as a 'transfer station'.
Dec 4, 2008 The New York Times