German investor confidence jumped in December after falling for two straight months, buoyed by hopes that vaccines -- expected to win approval for general use in the EU imminently -- could help end the coronavirus pandemic. The ZEW institute's monthly barometer measuring economic expectations rose to 55.0 points, from 39.0 points in November. "The announcement of imminent vaccine approvals makes financial market experts more confident about the future," said ZEW President Achim Wambach. edf/hmn/tgb