LONDON/PARIS (Reuters) - International banks and insurers will meet on Wednesday to thrash out a plan for the private sector to contribute to Greece's bailout effort as fears grow that the proposal will be derailed. (http://feeds.feedburner.com/~ff/reuters/topNews?d=yIl2AUoC8zA) (http://feeds.feedburner.com/~ff/reuters/topNews?i=jodJHuAF3sk:6679jFAr31o:V_sGLiPBpWU) (http://feeds.feedburner.com/~ff/reuters/topNews?i=jodJHuAF3sk:6679jFAr31o:-BTjWOF_DHI) (http://feeds.feedburner.com/~r/reuters/topNews/~4/jodJHuAF3sk)