Chief Executive Officer of Irish airline Ryanair Michael O'Leary gestures during a press conference at a hotel in London on August 31, 2016. Brexit will halve Ryanair's UK growth, Europe's largest airline said Wednesday, as it urged Britain to prove it was open for business post-Brexit by building new London runways. / AFP PHOTO / DANIEL LEAL-OLIVASDANIEL LEAL-OLIVAS/AFP/Getty Images

Chief Executive Officer of Irish airline Ryanair Michael O'Leary attends a press conference at a hotel in London on August 31, 2016. Brexit will halve Ryanair's UK growth, Europe's largest airline said Wednesday, as it urged Britain to prove it was open for business post-Brexit by building new London runways. / AFP PHOTO / DANIEL LEAL-OLIVASDANIEL LEAL-OLIVAS/AFP/Getty Images

Chief Executive Officer of Irish airline Ryanair Michael O'Leary attends a press conference at a hotel in London on August 31, 2016. Brexit will halve Ryanair's UK growth, Europe's largest airline said Wednesday, as it urged Britain to prove it was open for business post-Brexit by building new London runways. / AFP PHOTO / DANIEL LEAL-OLIVASDANIEL LEAL-OLIVAS/AFP/Getty Images

Chief Executive Officer of Irish airline Ryanair Michael O'Leary attends a press conference at a hotel in London on August 31, 2016. Brexit will halve Ryanair's UK growth, Europe's largest airline said Wednesday, as it urged Britain to prove it was open for business post-Brexit by building new London runways. / AFP PHOTO / DANIEL LEAL-OLIVASDANIEL LEAL-OLIVAS/AFP/Getty Images

Chief Executive Officer of Irish airline Ryanair Michael O'Leary gestures during a press conference at a hotel in London on August 31, 2016. Brexit will halve Ryanair's UK growth, Europe's largest airline said Wednesday, as it urged Britain to prove it was open for business post-Brexit by building new London runways. / AFP PHOTO / DANIEL LEAL-OLIVASDANIEL LEAL-OLIVAS/AFP/Getty Images

(FILES) This file photo taken on May 8, 2014 shows British pharmaceutical company AstraZeneca's manufacturing site in Macclesfield, northwest England. British drugmaker AstraZeneca has agreed to pay more than $5 million to settle allegations that it broke US anticorruption laws in China and Russia.The Securities and Exchange Commission said late August 30, 2016 that in China, employees of an AstraZeneca subsidiary offered cash and gifts to health care officials to encourage them to buy AstraZeneca drugs or reduce pending financial sanctions. / AFP PHOTO / ANDREW YATESANDREW YATES/AFP/Getty Images

(FILES) This file photo taken on May 8, 2014 shows British pharmaceutical company AstraZeneca's manufacturing site in Macclesfield, northwest England. British drugmaker AstraZeneca has agreed to pay more than $5 million to settle allegations that it broke US anticorruption laws in China and Russia.The Securities and Exchange Commission said late August 30, 2016 that in China, employees of an AstraZeneca subsidiary offered cash and gifts to health care officials to encourage them to buy AstraZeneca drugs or reduce pending financial sanctions. / AFP PHOTO / ANDREW YATESANDREW YATES/AFP/Getty Images

(FILES) In this photograph taken on August 2, 2016, an Indian customer looks on as he peruses goods in a shop in the old quarters of New Delhi. India's economic growth slowed sharply in the first quarter of the 2016-17 financial year, official data showed August 31, 2016, missing expectations but raising hopes of an interest rate cut. / AFP PHOTO / CHANDAN KHANNACHANDAN KHANNA/AFP/Getty Images