* East European stocks jumped 25 pct last time ECB did LTRO * Underperformance metrics have reached historic levels * East Europe performance gap http://link.reuters.com/bap82w * CEEU stocks LTRO reaction http://link.reuters.com/byq82w * East Europe P/Es vs EM http://link.reuters.com/zyn82w * EM 2014 FX performance http://link.reuters.com/jus35t By Marc Jones LONDON, Sept 16 (Reuters) – Eastern European stocks were the surprise winners from the ECB’s last flood of ul




Source: Financials