When you think about businesses that are most exposed to digital disruption, industries like taxis, retail or, ahem, newspapers are probably what spring to mind. But recent trends suggest disruption is also emerging in a sector that is unglamorous but hugely financially significant for investors and consumers alike: the $1.9 trillion mortgage market.National Australia Bank, ANZ Bank and Westpac have failed to expand their mortgage portfolios in line with the market when their growth over the last six months is annualised, according to Morgan Stanley. Commonwealth Bank has bucked the trend and expanded its already ... (full story)