article_snippet.sent: The change is due to come into place in 2017 .
article_snippet.sent: Some critics have gone as far as calling the new set-up 'economy minus'.
article_snippet.sent: They are going to be the driver of the growth, the doubling of growth in the next 15 years.'
article_snippet.sent: That's the equivalent of 40 per cent fuel burn reduction,' Emerson explained.
highlights_snippet.sent: The change is to be launched in 2017 on the Airbus 380 model .
  