France and Britain were vying for fifth place on the list of the world's biggest economies on Wednesday, with France nudging ahead after a renewed slump in the pound in the wake of the Brexit vote, Reuters calculations showed. Britain's gross domestic product stood at 1.864 trillion pounds in 2015, according to the last available figures from the International Monetary Fund. The average exchange rate for the year in question is commonly used for comparisons between countries. But using the current exchange rate, France has pulled slightly ahead. With the pound falling below 1.17 euros overnight for the first time ... (full story)