Ruble swap shows China is challenging IMF as emergency lender to foreign governments.

Ruble swap shows China is challenging IMF as emergency lender to foreign governments.

Bank of Russia is attempting to stem the ruble's fall by restricting rubles available to banks in Russian repo market.

Bank of Russia is attempting to stem the ruble's fall by restricting rubles available to banks in Russian repo market.

Currency wars are back, though this time the goal is to steal neighbors' inflation, not growth.

Currency wars are back, though this time the goal is to steal neighbors' inflation, not growth.

Nation's sovereign debt approaches junk status with Moody's downgrade on sluggish economic growth.

Nation's sovereign debt approaches junk status with Moody's downgrade on sluggish economic growth.