WCI #454: The Numbers and Psychology of Retirement Spending with Christine Benz - white-coat-investor-podcast Recap

Podcast: white-coat-investor-podcast

Published: 2026-01-15

Duration: 1 hr 9 min

Guests: Christine Benz

Summary

Christine Benz delves into retirement spending, emphasizing the importance of both financial and psychological aspects. She discusses safe withdrawal rates, market risks, and the challenges retirees face in spending their savings.

What Happened

Christine Benz, Director of Personal Finance and Retirement Planning for Morningstar, provides an in-depth look into the numbers and psychology behind retirement spending. She explains her research, which suggests a 3.9% base case safe withdrawal rate for retirees starting in 2026, based on forward-looking capital market assumptions with a 90% probability of success over a 30-year retirement.

Benz highlights the four key risks for retirees: poor market returns at the beginning of retirement, high inflation early in retirement, a long retirement, and high long-term care costs. She stresses the importance of addressing these challenges, especially when retiring into a bad market environment, by adjusting spending accordingly.

A significant theme in the conversation is the psychological hurdle many retirees face in spending their savings. Benz notes that more affluent retirees often struggle to spend in line with their financial capabilities, despite having the resources to do so comfortably.

The episode also touches on the role of flexible retirement withdrawal strategies, which allow for higher withdrawal rates, such as 5.7%, but require adaptability in spending habits. Benz underscores the value of non-portfolio cash flows, like Social Security or rental income, to stabilize household finances in retirement.

Benz suggests delaying Social Security benefits until age 70 for the higher earner to maximize benefits, though she acknowledges that some prefer to take it earlier for behavioral reasons. She also discusses the potential of using a TIPS ladder for inflation protection, despite its rigidity and complexity.

Single-premium immediate annuities (SPIAs) are mentioned as a way to cover fixed living expenses, although they lack CPI-linked inflation adjustments. Benz observes that annuity owners often live longer, possibly due to adverse selection.

Benz's research reveals that retirement spending tends to decrease in inflation-adjusted terms as retirees age, particularly in their mid-70s and 80s. However, wealthier households may see slower declines due to better health and lifestyle choices.

Key Insights