And it would mean China could continue to buy US Treasury securities at a cheaper price to make up for the declining value of the dollar, which hit a new low for the past several decades today.

FORBES: We Are At A Tipping Point For the Dollar And The Chinese Yuan

When applied to existing debt, a rating change can result in either a windfall or hit for an investor in the value of the bonds being held.

FORBES: More Colleges See Bonds Downgraded

One can see the skilled players twisting and turning their flaming, dying aircraft to extract maximum value from the enemy, where a novice will spiral out of control and hit the water or ground almost immediately.

FORBES: World of Warplanes: First Impressions

Online services and exchanges dealing in Bitcoins have been hit by hack attacks that led to a drop in the value of the virtual currency.

BBC: Wall Street sign

So they were hit -- you were hit with a historic drop in housing prices which caused the value of the homes in their neighborhood to plummet.

WHITEHOUSE: President Obama on Helping Responsible Homeowners

While recreational ranches lost nearly a third of their value on average during the Great Recession (and in hard hit states like Calif. as much as 50%), operational properties fared relatively well.

FORBES: Energy Boom Fueling Demand For Ranch Real Estate

Now, with activity streams, we harvest the recognition of important events from a variety of sources and spread them around to see if they hit home to create value.

FORBES: New Sources for Business Surprises

Among the countries hardest hit by the oil crisis is Indonesia, which has seen a 10% fall in the value of its currency, the rupiah, this year because of high oil prices.

BBC: NEWS | Business | Oil price threatens Asian growth