Initially popular among start-ups and freelance workers, co-working spaces are gaining traction among bigger employers who want their staff to cross-pollinate, or interact with employees from other firms.

WSJ: Looking for Ideas in Shared Workspaces

In an interview with a Melbourne radio station 3AW, Rhys Holleran - whose company Southern Cross Austereo owns 2DayFM - said his staff had tried several times to make contact with Mrs Saldanha and another nurse at the King Edward VII's Hospital to get their permission to use the prank conversation before it was transmitted.

BBC: DJs Mel Greig and Michael Christian

But add to this, here, very significant cross-cultural management and staff issues, problems of distance, and regulatory systems that are often purposed to different ends, and you have a leadership challenge indeed for firms that venture down this path.

FORBES: Add Headache to World Bank's Global 'Multipolarity' Forecast

The council has previously said a cross-party committee reviewed pay arrangements for senior staff.

BBC: Caerphilly council discusses possible cut to chief's pay

" Cross-border Consolidation in the EU Financial Sector" (see also part 2), European Commission Staff Working Document, SEC (2005) 1398.

ECONOMIST: Sources and acknowledgements