Few oligarchs can beat Russia's weakening economy
* Many oligarchs see value of assets drop in crisis
* Exceptions include metals tycoons, some got lucky
* Putin allies vulnerable to Western sanctions
* GRAPHIC - At stake for Russian oligarchs link.reuters.com/cuk63w
By Jason Bush
MOSCOW, Dec 11 (Reuters) - Russia's oligarchs are no strangers to misfortune, asset grabs, forced investments and financial crises.
Many of them may publicly shrug off a 40 percent plunge in the rouble and the difficulties caused by a sanctions-hit economy heading for recession.
And at least on paper, there are some winners, with metal producers benefitting from rising prices in export markets.
But look closer and just about every Russian company is feeling the pinch, and perhaps the only success stories are those who sold in time -- or who just got lucky. Continuación...