Deutsche Boerse warns against hasty changes to U.S. banking rules

German exchange operator Deutsche Boerse warned on Friday the United States should be cautious in any revamp of banking regulations to ensure the lessons of the financial crisis are not forgotten. U.S. President Donald Trump has ordered reviews of major banking rules that were put in place after the 2008 financial crisis, drawing fire from Democrats who said his order lacked substance and squarely aligned him with Wall Street bankers. Deutsche Boerse said in a statement that "sustainable growth