With a market capitalisation of $210 billion, AOL Time Warner is more than twice as big as its nearest rival (see chart).
He has been boss of Aggreko for 11 years; in that time the market capitalisation of the supplier of temporary power generators has risen almost tenfold to £4.5bn, bringing FTSE 100 status and a sense of permanence at the top.
This year they kept rising, reaching $240 in mid-March, by which time the market capitalisation of Tesla, which sold only 23,000 cars last year, was more than half that of GM, which sold almost 10m.
When instant messaging or texting, it can be okay to relax and not spend too much time worrying about correct capitalisation, but try not to resort to typing in ALL CAPITAL LETTERS for prolonged periods of time.
It was a company that bestrode the technology world, with a market capitalisation of $556bn compared with its one-time deadly rival in personal computers, Apple, whose returning chief executive Steve Jobs was gradually nursing it back to health.
No wonder the notional value of derivatives contracts has shot up to somewhere between $400 trillion and $500 trillion, many times the global capitalisation of listed companies.A decade ago big stock exchanges might have been happy to stick to their knitting, even as other types of trading boomed.
Siemens paid £1,740m for the company's rail signalling division at a time when the total stockmarket capitalisation of Invensys was £1,760m.
Merger may be a polite term, given that British Steel has a market capitalisation three times that of its putative partner.
Adding up other forms of debt financing, Credit Suisse estimates that credit-financed share purchases have reached as much as 9% of market capitalisation, five times higher than the level in most developed markets.Even so, the effect of a correction on the economy will be less dramatic than the bursting of a similar bubble in America or Europe.
The capitalisation of the Portuguese stockmarket, at euro68 billion, is five times what it was at the end of 1995.
While Yahoo still has a chunky market capitalisation of $19bn, it must be galling for shareholders to see one-time takeover target Facebook being valued at more than $60bn, and Google at $187bn.
