David Bower, iShares head of marketing, Emea, on on how assets derived from wrap platforms, services that allow investors to buy investments online, jumped over 100% last year. He says fund supermarkets have lagged because they have not enabled their platforms to deliver ETFs. While core products, such as the S&P 500 remain most popular, the JPMorgan dollar emerging market appeared last year for the first time as a well-used product.