Summary: Euro-zone households slightly less optimistic in January; index falls 0.1 points to -8.5; still above long-term average; euro-zone sovereign bond yields moderately lower as equity markets fall. EU consumer confidence plunged during the GFC and again in 2011/12 during the European debt crisis. After bouncing back through 2013 and 2014, it fell back significantly in late 2018 but only to a level which corresponds to significant optimism among households....