The document summarizes two articles. The first article discusses Euronext considering mergers with the London Stock Exchange and other exchanges to expand its footprint and compete for partnerships. The best deal was with the London Stock Exchange, but they ultimately merged with a Canadian exchange. The second article discusses how an earthquake in Japan caused economic damages and slumps in stock exchanges around the world, with some companies halting production completely and shares of one company falling 40% due to a profit warning linked to Japan.