"[R]ecent research has suggested that the optimal approach might actually be ... to start with less equity exposure early in retirement when the portfolio is largest and most exposed to a significant market decline, and then 'glide' the equity exposure slightly higher each year throughout retirement.... [T]he better rising equity glidepath approach is to just increase equities in the first half of retirement until it reaches the target threshold, and then level off.... [A]ccelerating the glidepath also reduces the amount of time that the portfolio is 'bond-heavy' ... [It] may be even more effective to simply take interest rate risk off the table by owning short-term bonds instead[.]"  MORE >>