And why not, many will ask, after the extraordinary video of the Tory co-treasurer offering to sell access to the prime minister's private dinner table and his policy unit.

BBC: Cash for Cameron: Murdoch's glee?

Still, this silvery, futuristic unit would look at home on a bedside table in a sci-fi film.

CNN: Analysis: Are PCs toast? Internet appliances arrive

The four iShares index funds (see table below), issued by the Global Investors unit of Barclays (nyse: BCS - news - people ), sport a rock-bottom expense ratio of 0.15 versus open-end bond fund averages of around 1.00 and the 0.20 charged by low-cost leader Vanguard.

FORBES: Magazine Article

The Economist Intelligence Unit, a sister organisation to The Economist, carries out a similar exercise (see table).

ECONOMIST: The reinvention test

Huddled around a table for hours, a handful of top journalists at CNN's political unit has been poring over YouTube videos by the thousands.

CNN: The story