Through out the world, birth rates are falling rapidly and family sizes are shrinking. In Europe and other developed countries the total fertility rate is less than two children per woman. This indicates that the developed countries are growing their population very slowly or their population is starting to decrease. Low fertility rate means, fast ageing population. Developed countries will have low death rate so it is most likely that the ratio of the old people will increase. Europe, in the year 2000, has reported that 15% of their population was aged 65 or above. …
