The Italian and Spanish stock markets tumbled on Monday, as Bundesbank opposed ECB decision to resume massive bond-buying program. The Spanish IBEX 35 Index inched 2.00% lower to 7,411.80, while Italian FTSE MIB Index lost 2.29% to 14,778.86. In the meanwhile, the European Stoxx 600 Index fell 0.76% to 270.75.