Part 1. Introduction and historical background -- Chapter 1. Introduction -- Chapter 2. Historical outline of world population growth -- Chapter 3. History of population theories -- Part 2. Factors affecting population trends -- Chapter 4. Economic and social factors affecting mortality -- Chapter 5. Economic and ·social factors affecting fertility -- Chapter 6. Economic and social factors affecting migration -- Chapter 7. Dynamics of population growth and age structure -- Chapter 8. Future population trends -- Chapter 9. Factors affecting population distribution -- Part 3. Economic and social effects of population changes -- Chapter 10. World population and resources -- Chapter 11. Population and labour supply -- Chapter 12. Population and consumption -- Chapter 13. Effects of population growth on per capita output -- Chapter 14. Implications of population trends in highly industrialized countries -- Chapter 15. Implications of population trends in under-developed countries -- Chapter 16. Effects of major migratory movements in modern, times.