New Delhi, May 19 -- The investment strategy at each stage in life has to have different consideration and must change according to peculiar circumstances. For example, a person at the initial stage of his career can take risks with his money and invest substantial portion of his savings aggressively in volatile and risky assets like equity but not the one who has stopped earning as the risk taking ability almost diminishes to zero for a retired person. After retirement the financial situation changes drastically due to cessation of regular income while the expenses continue and rise as well. In this article I wish to discuss the strategy one has to follow for determining the composition various asset classes in his portfolio. While strat...