Read? XIRR/CAGR: Investor's true performance indicator! (3) Another good reason why we must fully aware of our average rate of return over market cycles. Read on. You may understand it better. Retirement: how much is enough? Funding your retirement years comfortably is a trade-off between playing it safe, taking risks and spending prudently By BEN FOK AT A FAMILY function, my 60-year-old cousin Peter asked me for my views on retirement planning. He said that over the last 35 years he has worked hard, consistently saved and prudently invested his money. When he retires in two years' time, this should provide him with a nest egg of about $500,000. As I listened to him, it seemed that he had secured his financial future. But he kept asking: 'Is it really enough?' At this age, many would expect to have a significant retirement nest egg. If they don't, they had better ......