L ondon’s top index has been lifted by gains for mining giants as it started the week hovering firmly above the record-breaking 8,000 mark. The FTSE 100 saw basic resources companies Anglo American, Rio Tinto and Glencore jump towards the top of the index, as global businesses continue to be buoyed by the reopening of China’s economy out of its Covid restrictions. It comes amid a gloomier outlook for the UK economy with new figures from the Centre for Retail Research showing that British retailers have slashed almost 15,000 jobs since the start of the year. Nevertheless, the FTSE 100...