Why did the Russian ruble collapse?

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Tags

1. #crisis
2. #recession
3. #economy
4. #assets
5. #financial
6. #investors
7. #caused
8. #decline
9. #their
10. #russian
11. #officially
12. #sparked
13. #confidence
14. #which
15. #value
16. #ruble
17. #fears
18. #rebounded
19. #growth