Lee’s Migration Model
Simple Migration Model
Simple Migration Model

           Location A
Simple Migration Model

           Location A
Simple Migration Model

           Location A    Location B
Simple Migration Model

           Location A    Location B



            Push
Simple Migration Model

           Location A    Location B



            Push           Pull
Lee’s Migration Model
Lee’s Migration Model
         Location A
Lee’s Migration Model
         Location A     Location B
Lee’s Migration Model
         Location A     Location B


          + -
           0
Lee’s Migration Model
         Location A     Location B


          + -             + -
           0               0
Lee’s Migration Model
         Location A     Location B


          + -             + -
           0               0
Lee’s Migration Model
         Location A     Location B


          + -             + -
           0               0
Lee’s Migration Model
         Location A                             Location B
                        Intervening Obsta...
Lee’s Migration Model
         Location A                             Location B
                        Intervening Obsta...
Lee’s Migration Model
         Location A                               Location B
                          Intervening O...
Lee’s Migration Model
         Location A                               Location B
                          Intervening O...
Lee’s Migration Model
         Location A                               Location B
                          Intervening O...
Lee’s Migration Model
         Location A                                                     Location B
                 ...
Lee's Migration Model
Upcoming SlideShare
Loading in...5
×

Lee's Migration Model

44,938

Published on

Published in: Education
0 Comments
3 Likes
Statistics
Notes
  • Be the first to comment

No Downloads
Views
Total Views
44,938
On Slideshare
0
From Embeds
0
Number of Embeds
29
Actions
Shares
0
Downloads
0
Comments
0
Likes
3
Embeds 0
No embeds

No notes for slide

Lee's Migration Model

  1. 1. Lee’s Migration Model
  2. 2. Simple Migration Model
  3. 3. Simple Migration Model Location A
  4. 4. Simple Migration Model Location A
  5. 5. Simple Migration Model Location A Location B
  6. 6. Simple Migration Model Location A Location B Push
  7. 7. Simple Migration Model Location A Location B Push Pull
  8. 8. Lee’s Migration Model
  9. 9. Lee’s Migration Model Location A
  10. 10. Lee’s Migration Model Location A Location B
  11. 11. Lee’s Migration Model Location A Location B + - 0
  12. 12. Lee’s Migration Model Location A Location B + - + - 0 0
  13. 13. Lee’s Migration Model Location A Location B + - + - 0 0
  14. 14. Lee’s Migration Model Location A Location B + - + - 0 0
  15. 15. Lee’s Migration Model Location A Location B Intervening Obstacles + - + - 0 0
  16. 16. Lee’s Migration Model Location A Location B Intervening Obstacles + - + - 0 0
  17. 17. Lee’s Migration Model Location A Location B Intervening Obstacles + - + - 0 Intervening Place 0
  18. 18. Lee’s Migration Model Location A Location B Intervening Obstacles + - + - 0 Intervening Place 0 + - 0
  19. 19. Lee’s Migration Model Location A Location B Intervening Obstacles + - + - 0 Intervening Place 0 ? + - 0
  20. 20. Lee’s Migration Model Location A Location B Intervening Obstacles + - + - 0 Intervening Place 0 ? + - 0 Source: Adapted from Global Challenge. Alistair McNaught and Michael Witherick. Longman. 2001.

×