By Indradip Ghosh BENGALURU (Reuters) – The contraction in euro zone business activity continued at the end of 2023 due to a persistent downturn in the dominant services industry, a survey showed on Thursday, indicating the bloc’s economy was in recession. HCOB’s Composite Purchasing Managers’ Index (PMI), compiled by S&P Global and seen as a good gauge of overall economic health, was revised up for December to match November’s 47.6 after a preliminary estimate of 47.0, but it remained below the 50 mark separating growth from contraction for a seventh month. That indicated that the 20-country …