A 2004 article in Golf Digest estimated that the 55 to 70 corporate tents at a typical Open rented for about $150,000 each.

An article in Electrical Review estimated that the industry could save £1000-1400 million per annum by using the technology to spread the demand for electricity.

Of expenditures of between $1 and $2 billion the article estimates only $200 million worth of usable equipment was purchased.

A 1944 article in The Times estimated that in 1931 there lived between 2.2 and 2.5 million Poles east of the Curzon Line.

An article published by the Migration Policy Institute estimates the Colombian population in the UK to be 90,000 as of 2003.

An article published in the journal Political Psychology, estimated Bush's IQ at 125.

A recent article in a financial newspaper here estimated that Japanese banks might have to write off as much as $4 billion of such American loans.

Another article in the Journal of Black Studies estimates that between 1830 and 1860, only about 2,000 escaped using the Underground Railroad.

The article estimated that Whittle may face more than $10 million in unpaid tax liabilities and penalties.