A very relevant comment about the media coverage on Putin's negotiations in Beijing for supplying natural gas to China, by a reader of the WSJ, Frank Peel. He points out China and Russia do not share the same goals and Putin talked about the Chinese as tough negotiators after signing the deal. The price as a "commercial secret" is because its years, could be 5, before gas actually flows to China from Siberian fields. Russia, is a smaller oil based economy- having failed to make the transition to a diversified economy- and very susceptible to the economic conditions in Europe and the U.S., as the 2008 crisis showed with very steep drops in output. President Obama has also pointed to this. Russia also shares with Argentina the tendency for elites- in the case of Russia a newly created oligarchy of business interests under Putin and his predecessor- to shift capital out of the country, making it even more susceptible to loss of value of the currency, the ruble. Devaluation of the ruble experienced under Yeltsin was severely traumatic for Russia, and the head of Russia's central bank went on state television recently to reassure ordinary Russians that this would not happen. The rainy day sovereign fund of over $400 billion acts as a cushion for shocks in short periods, but sustained loss of foreign investment would damage prospects for future improvements in standards of living or economic growth....