‘Astonishing’ Shale Growth Bolsters US Power -- Financial Review/Bloomberg

A new age of abundant and cheap energy supplies is redrawing the world's geopolitical landscape, weakening and potentially threatening the legitimacy of some governments while enhancing the power of others.

Some changes already are evident. Surging US oil production enabled America and its allies to impose tough sanctions on Iran without having to worry much about the loss of imports from the Middle Eastern nation. Russia faces what President Vladimir Putin calls a possibly "catastrophic" slump in prices for its oil as its economy is battered by US and European sanctions over its role in Ukraine.

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My Comment: U.s. and China are the big winners .... Venezuela, Iran, and Russia are probably the big losers, with Venezuela being the most vulnerable.