That flight was not based on rational thinking and neither is the present one.
He envisaged a social utopia based on rational behaviour.
The EU is meant to be a liberal organisation, based on rational, non-discriminatory principles.
For them, the reaction should surely be based on rational calculations, not hoping for the best.
You've got to be able to persuade people based on rational argument.
— Jeff Gordinier Ad Age: "Nobody makes real beer choices based on rational reasons".
The big winners are usually people who, based on rational calculations, shouldn't have bet their time, money and ideas.
That decision was not altruistic but was based on rational calculation," said Ejaz Haider, an author and analyst.
Contemporary economics is shaped by the neoclassical approach, which regards "microfoundations" based on rational and selfish individuals as more important than empirical plausibility.
Edward Yardeni, chief economist at Deutsche Morgan Grenfell, says "the great bull market is solidly based on rational exuberance about profits and near-zero inflation".
All the models based on rational expectations now say that, on fundamentals, the euro is overvalued against the dollar, he reckons.
