Otis Duncan’s Theory

Question 1

They relate to the changes occurring in the technique of production, in methods and structure of agricultural operations, market structure, price situation, specialization, production and in relative changes in the wage level.

Answer 1

Economic and Technical Causes

Question 2

the development of institutional structure, policies regarding public and production, development of transport and communication system, population growth, increase in knowledge and its expansion, class conflicts and competition disarrangement resulting in social degradation and structure of administration, changing needs of maintenance of family etc.

Answer 2

Social Causes

Question 3

incorporate unsatisfied needs, increase in the intelligence of persons and expanding the horizon of knowledge, health, emotions of alienation, views regarding neighbors, imagination power, nature, emotions etc.

Answer 3

Personal Causes

Question 4

relate to environment and atmosphere, frequent recurrence of diseases, floods, earthquake, droughts, malaria, hookworm, seasonal changes, land erosions etc.

Answer 4

Natural Causes

Question 5

Miscellaneous causes which influence migration are labor problems, strikes, riots, increase in real wealth, and exploring new resources etc.

Answer 5

Other causes