carofe wrote:Check this research paper https://personal.vanguard.com/pdf/icrpr.pdf
Once a year if it changes +/- 5% of your original allocation seems to be the best.
Don't do it to time the market , only to keep your goals.
technovelist wrote:Have you considered the RMDs that I assume you will have to start taking in a few years? That could have an effect on your tax bracket...
Robert T wrote:.
Bill Bernstein's Ages of the Investor book has a comparison, and a very informative section on this.