But they're improving because imports have fallen off a cliff, not because exports are firing again.

CNN: THE LONG, HARD CLIMB BACK UP

Like those surging candidates before him, positive intensity among likely GOP voters has fallen off a cliff.

FORBES: Herman Cain Reassesses Campaign as Newt Surges in the Polls

The greenback has been in a steady decline since mid-July, and has fallen off a cliff as September came around.

FORBES: Bernanke And Draghi Add Fuel To Gold's Fire, Even Miners Rally

Japanese exports have fallen off a cliff, with the export-reliant economy mired in the biggest recession since World War II.

FORBES: Magazine Article

Over the past year, Oregon's economy has fallen off a cliff just about as fast as any state in the union.

FORBES: Magazine Article

After backing then chief executive Ron Johnson, the stock has fallen off a cliff, and is down more than 50% over the past 12 months.

FORBES: The Anti-Ackman Effect: Herbalife Surges Then Plunges As Hedge Fund Billie Omits It From Ira Sohn Speech

It's good news that our exports to India, China and others have been rising since then (less good that our exports to Ireland have fallen off a cliff).

BBC: Re-routing UK trade

But arithmetically, it's nowhere near enough to re-balance the economy, especially when domestic investment is still weak, and the income we earn from our investments abroad has fallen off a cliff.

BBC: An economic mid-term review

Corporate purchases of IT had fallen off a cliff.

FORBES: Up From Here

He feels like a man who has fallen asleep at the wheel and has awakened to find his car lurching off a cliff.

NEWYORKER: The TV