World stock markets have fallen on fears that eurozone leaders are divided over how to tackle the debt crisis.After a meeting with German Chancellor Angela Merkel in Frankfurt, French President Nicolas Sarkozy was reported to have said that the two countries were at odds over a rescue plan.London\'s FTSE 100 index fell 1.4% while Germany\'s Dax was down 1.5%.Earlier, Asian markets also fell with share indexes in Hong Kong and South Korea both down 2.7%.President Sarkozy had travelled to Germany for talks with Mrs Merkel, IMF director Christine Lagarde, outgoing European Central Bank chief Jean-Claude Trichet and other key officials.He later returned to Paris, where his wife Carla Bruni had given birth to a baby girl.