FinansWho was watching the time-bomb in the pensions industry?Government pushed funds into more of the investment that sparked the BoE’s crisis intervention.Even those immersed in this corner of the pensions world have precious few hard answers. How big is the market? How fast has it been growing? What is the derivative exposure within it? How has leverage risen?Foto: Per Ståle BugjerdeHelen Thomas (FT)