Subject: Yale Finance Prof. advises 100% stock
https://www.investopedia.com/e...

He advises 100% stock during your working years since your paycheck and future Social Security benefit represent a large fixed income allocation. As you close in on retirement, you want to add some fixed income -- perhaps as much as a 60/40 stock/fixed income allocation.

There's also a downloadable spreadsheet if you want to calculate the number for your situation.

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