I asked AI, May 31 -- Does the "100 minus age" rule still work for asset allocation? Here's what it said

For decades, investors have followed the simple "100 minus age" rule to decide how much of their portfolio should be invested in equities. The formula is straightforward: subtract your age from 100, and the result is the percentage you allocate to stocks.

I asked ChatGPT: Does this decades-old rule still make sense in an era of longer life expectancy, rising healthcare costs. What are the other three thumbrules around this formula

Also provide a comparison of equity and debt allocation for investors aged 30, 40 and 50 under all four approaches

For decades, the "100 minus age" rule has been one of the most widely used thumb rules fo...