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One of the world鈥檚 biggest banks 鈥� HSBC 鈥� says it is considering moving its headquarters out of the UK, due to the 鈥渞egulatory and structural reforms鈥� introduced in the country since the financial crisis. Uncertainty over Britain's future in the European Union is also worrying the lender 鈥� but is this announcement a politically motivated one, or a reaction to shareholders鈥� demands?

Also - the richest boxing match ever 鈥� we hear how Floyd Mayweather and Manny Pacquiao are set to pocket at least $100m dollars each, and we bring you a Business Matters guide to one of the world's most remote communities - Tristan de Cuna.

To finish off the week on a high, Kai Ryssdal of Marketplace tracks down the man who invented the emoticon 鈥� which uses punctuation to spell out a smiley face that you have to squint at it sidewise - way back in 1982.