The outlook rating for Russia's banking system was changed today from "stable" to "negative" by Moody's Investors Services. The Banking System Outlook Report (published today) clited slowing asset growth, higher inflation, the slump in equities and funds leaving the country, all of which could result in deteriorating fundamentals for banks, according to the credit rating agency. Moody's thus joins the other two large credit rating agencies - Fitch Ratings and Standard and Poor's in downgrading at least a part of the Russian financial system. Fitch said in a report last week that Russian real estate and construction companies were the most at risk as domestic and international banks curb lending, while Russia's credit outlook was cut to ``stable'' from ``positive'' at Standard & Poor's on Sept. 19. S&P's cited the growing pressure on Russian authorities to spend resources from the National Wealth Fund, undermining the nation's ...