1. ERNST RAVENSTEIN THEORY OF MIGRATION * 1880s * NORTHWEST OF GB

2. 1. MOST MIGRATION IS OVER A SHORT DISTANCE

3. 2. MIGRATION OCCURS IN STAGES URBAN HIERARCHY

4. 3. LONG-RANGE MIGRANTS USUALLY MOVE TO LARGE CITIES

5. 4. SUB- AND COUNTER URBANIZATION

6. 5. RURAL DWELLERS ARE MORE MIGRATORY THAN URBAN DWELLERS

7. 6. WOMEN ARE MORE MIGRATORY THAN MEN OVER SHORTER DISTANCES

8. 7. MIGRATION INCREASES WITH ECONOMIC DEVELOPMENT: ADVANCES IN TECHNOLOGY SUCH AS TRANSPORT, COMMUNICATION, SPREAD OF INFORMATION