Revisiting “Safe” Portfolio Withdrawal Rates For Retirement

Bill Bengen, a financial planner, forged an industry standard in 1994 for thinking about “safe” withdrawal rates for investment portfolios during retirement. His so-called 4% rule provided a quantitative framework for what had been mostly ad-hoc analysis up to that point. In a recent book, the father of the 4% rule has updated his research and now estimates that a safe withdrawal rate is higher than he originally reported.

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Macro Briefing: 5 December 2025

US weekly jobless claims fell to the lowest level in over three years last week. The Thanksgiving holiday is probably a factor that’s distorting the data, but recent updates suggest that layoffs remain muted. “The labor market is kind of frozen,” said Kathy Bostjancic, chief economist at Nationwide. “Companies are in wait-and-see mode.”

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Macro Briefing: 4 December 2025

US nonfarm private sector payrolls declined 32,000 in November, according to the ADP Employment Report. “While November’s slowdown was broad-based, it was led by a pullback among small businesses,” said ADP’s chief economist. Some economists, however, downplayed the report: “It is too loosely correlated with the official data to be troubling,” advised Samuel Tombs, chief US economist at Pantheon Macroeconomics. “Our model points to a first estimate of a 75,000 to 100,000 increase in private payrolls in November, which after revisions and benchmarking we think would be consistent with growth of about 25,000.”

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Macro Briefing: 3 December 2025

Non-traditional metrics may provide a better way of anticipating a burstring market bubble, reports The Economist: “Surges in Googling do a much better job than valuations at forecasting an imminent fall, as the chart’s third column shows. In each case the price of the stock, basket, fund or cryptocurrency dropped considerably over the 12 months following the peak in internet searches. Moreover, for the ARKK fund, bitcoin, GameStop and SPACs, prices spiked at almost exactly the same time as Googling did.”

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