SOCIAL CHANGE AND SOCIAL POLICYThe size of population demographically changes with respect to size, composition anddistribution of population. Changing in population growth and composition is affecting the life ofpeople throughout the world.The composition of a population refers to how it is divided according to age, sex, race, ethnicgroup, occupation, class and other variables. The composition of population affects the social lifeinsixtiestherewashighbirthratewhichgivesapowerfulproportionofsocietylargenoofyouth. This conditionchanges after sixties andbirthratereduces totwochildrenonlyandultimately no of youth decreases and old increases and death rate reduces time by time throughthe advancement. The decreasing of youth under industrialized countries may reduce crime rateamong youngsters, reduction in teenagers unemployment rate, heavy pension cost and increasein marriage rate as couple can afford burden of it.Migration rate is affected by push given to the people by unsatisfactory conditions at home, bythepull thepullofattractiveopportunitieselsewhereandbythechannelsormeansthroughwhich they are able to migrate.Social an cultural aspects of population! The rate of death is decreasing with the passage oftime due to preventive measures for deceases. The birthrate is decreasing as early marriages areless preferable now. In general urbanized and well educated and high income groups there is lowbirthrate while rural poorly educated and low income groups have higher birthrates. In manycountries government policies are controlling the rate of births for example China.