1. This has made Amazon stock very expensive on a relative basis compared to its peers and S P 500.

2. On an annual basis, the pace of growth is now just a fifth of its peak in March 2016.

3. However, Thompson said the effects are not anticipated to be material on an annual basis in 2015.

4. On a weekly basis, that gap actually widened in 2015.

5. The average spread over Treasuries this week slipped to 232 basis points, the least since June 5.

6. The index dropped 5.8% on a weekly basis, the steepest decline since September 2011.

7. Operating income was down 2%, but on a constant currency basis, was up 10%.

8. She said it had no legal basis for making its request.

9. I agree with her just on the basis of my own political standing.

10. That fact and legal basis has never changed and will never change.

11. This will be the basis of our transformation and for developing new business opportunities.

12. It said it had also agreed a basis on which tax in the future would be calculated.

13. I urge the international community to provide support on the most urgent basis possible.

14. Social media has become a way for many people to communicate on a daily basis with others.

15. I would speak to each one of those board members on a regular basis to get advice.