The science of using computers and linguists to identify individuals by their speech has improved dramatically in the last several years, but still involves considerable guess work and speculation, the experts say.
But there has been little attempt to understand how speculation actually works.
Nevertheless, Carey, unaffected by the speculation, continued working on, and promoting the album in high spirits, confident in her work.
That is not speculation at work — it's market psychology.
By the end of the 17th century, as the scientific method of empirical observation replaced speculation, the work had been superseded.
Fusing "politics and metaphysics, theology and materialism, myth and modernity, nonintentional matter and extravagant speculation," this work, as Adorno now described it, sounded -- literally -- unbelievable.
She said more stringent conditions for a possible eurozone default would set a clearer "signal to markets that speculation cannot work".
There is speculation that Work and Pensions Minister Maria Miller - who was brought up in Bridgend - could be moved to the Wales brief, but Mr Davies said her Basingstoke constituency "would be a problem".
Although there has been speculation about earlier works, Sorabji's earliest known (albeit lost) composition is a transcription dating from 1914 of Delius's In a Summer Garden.
Bogle: My biggest prediction for the future is that people are going to start looking after individual investors, are first going to decide speculation doesn't work, and if they think it still does work, they're not going to have any money left, so they won't be part of the market participants group.
