Experts say a general rule of thumb for calculations is 70 per cent — the percentage of your current annual income as the amount you should be able to retire on.
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If a household earns $100,000 and they need $60,000 to live comfortably, $40,000 could already be covered by the government. That means the household must make up the difference of $20,000 a year. If you look at that number over 30 years from age 65 to age 95 the household must save $600,000 for retirement.