LONDON (Reuters) - Europe led world stock markets back to higher ground on Thursday as tentative moves to reopen parts of the some of its larger coronavirus-hit economies offset some truly stinking global economic numbers. Asian equities and U.S. futures had wilted earlier in the day after warnings of a Great Depression-style slump in the world economy, a record plunge in U.S. retail sales, oil near an 18-year low [O/R] and the prospect of a sky high jump in U.S. jobless claims later in the..