Last week, Scandinavia proved that there was more to life than patterned jumpers, says Peter Sharkey, as its largest lender, Nordea Bank, revealed that it was launching a 20-year, fixed interest rate mortgage - with a 0% interest rate.
It's not just Downing Street's newest resident, PM Boris Johnson, who is using them - acronyms and abbreviations can assist savers and investors too, says Peter Sharkey.