Russia's economy is at China's mercy. Here's why that won't be changing anytime soon.

Russia's economy is at China's mercy. Here's why that won't be changing anytime soon.

Sergei Karpukhin/Reuters <ul> <li>Russia's economy is becoming dependent on China and it could soon be a vassal state of Beijing, experts say.</li> <li>The two nations have ramped up trade and deepe… [+4190 chars]

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