European shares dipped on Tuesday after Monday's gains, as hopes for China's stimulus generated limited impact in Asia. The Australian dollar dropped 70 basis points following hints of rate cuts by the Reserve Bank of Australia. China's Politburo signaled a shift toward "moderately loose" monetary policy, sparking mixed reactions. Chinese blue-chip stocks rose, but Hong Kong shares declined. Markets await clues on global central bank policies, with rate cuts expected in Europe and Canada.