Price is a factor, of course.
The soft economy is a factor, of course, but so are higher fares and the inconveniences of flying.
"There is a factor of not paying enough attention, and doctors aren't sufficiently aware of the dangers of multiple pregnancy".
"I would think some of it is a factor of the modern ballpark," Gordon said.
"The regime is a factor of radicalization in the street," the Damascus-based analyst said.
Cost is a factor, of course, and especially in the UK and US, prices are higher because of minimum wages, strict legal requirements and other factors.
Its surprise popularity is a factor of its presumed authenticity – however new and improved, it evokes the innocent essence of movies before the last technological revolution.
"The fact that we don't know the reaction of the authorities is a factor of uncertainty," said Mr. Veron of Bruegel.
The tribunal accepted that but said: "We do not, however, think that the stress the player was suffering is a factor of great weight.
Aerodynamic noise, often described as a "swishing" sound, is a factor of types of blades and speed of rotation.
But above all, it is a factor of conviviality.
