European shares slip on recovery doubts; Merck falls By: Reuters: Company News September 24, 2010 at 07:00 AM EDT * FTSEurofirst 300 down 0.6 pct; falls for fourth session Read More >> Related Stocks: AGL Resources Barclays Plc ADR Birchcliff Energy Credit Suisse Group ADR Deutsche Bank Ag Merck & Co Noront Resources Ltd Novartis Ag ADR