Vol. II · No. 298
Established 2025

smallweb

Sunday, October 25, 2026
174 writers in the library
Investing, markets, and financial thinking
Department

Finance.

Investing, markets, and financial thinking.

Lately on the shelf

30 of 1367

The concentration problem in equities

The book, Exponential Wealth: Centuries of Stock and Bond Returns, provides context on the concentration issue in US stocks. The adjusted HHI index places us at historic levels. The smaller-cap market is being squeezed. Is this good for investors? One could ar…

The periods of pain in equities

This chart from Exponential Wealth: Centuries of Stock and Bond Returns shows significant, long periods of pain for US stocks. There has been a long drought since our last pain period. Should you be worried about this? We may not be at an inflection point, but…

The historical great divide in the bond market

I like the following graphic from Exponential Wealth: Centuries of Stock and Bond Returns. It makes clear that we were in two great bond environments: pre-1981 and post-1981. The high-inflation period reversed between 1981 and 2020. The real question is whethe…

Asset management business - all about scale

McKinsey & Company has issued its report "Asset Management 2026: Plenty for the Few," which shows that the asset management business is about scale and increasing concentration. It is about gathering assets to improve operating margins in a world of falling fe…

Is China driving up oil prices?

A recording from Robin J Brooks's live video

The StockViz MCP Server, Intro

getting started

Saturday links: cognitive fitness

Saturdays we catch up with the non-finance related items that we didn’t get to earlier in the week. You can check out...

Less is more

when you reach for alpha and don’t even get beta

What’s Priced into Brent at $117?

A big risk premium has gotten priced in anticipation of a return to a “hot” war

Markets Are Always Different This Time

How markets have evolved. The post Markets Are Always Different This Time appeared first on A Wealth of Common Sense. ...

Friday links: bond math

Is China Driving Up Oil Prices?

China’s oil imports have risen in line with Persian Gulf supply - it’s NOT panic buying

China Shock 2.0 Was Bigger Than 1.0

China’s annual manufacturing expansion was larger relative to G7 output: 6.1% versus 4.1% during the first shock.

Valuation Spreads Continue to Favor Value Stocks

While spreads have narrowed, they still support a positive outlook for value stocks.

What a Global Debt Crisis Looks Like

As French government bond yields spike, we’re seeing the telltale signs of global crisis

The civil service may save us all

I am not a fan of civil servants, but in the current political climate, they may end up as our saving grace.

From Eyeballs to Annual Run Rates (ARR): Buzzy Pricing Metrics and the Anthropic Trade!

I was in San Francisco last week to talk to NYU Stern Alumni on October 15, and it was the day that Anthropic had a pre-IPO meeting with prospective investors. While I was not at the meeting, the focus of teh gathering was laying a foundation for its upcoming…

France Catches on Fire

What the debt sell-off in France is about and what it’s not about

When “Beat the Market” Meets the Real World: An Out-of-Sample Test of an Intraday Momentum Strategy

In 2025, Zarattini, Aziz, and Barbon published a widely discussed paper, “Beat the Market: An Effective Intraday Momentum Strategy for S&P 500 ETF (SPY).” The strategy’s reported results were an eye-catching 19.6% annualized return and a Sharpe ratio of 1.33 f…

How I Think About Investing in Bonds

I bought some bonds. The post How I Think About Investing in Bonds appeared first on A Wealth of Common Sense. ...

Longform links: inequality and alienation

Thursdays are all about longform links on Abnormal Returns. Wherever possible, free links for premium sites are used. You can check out...

What Makes the Fed Hike Next Week?

There’s no realistic scenario where the Fed hikes its policy rate on October 28

Europe’s fragmentation impacts research

Europe is famously fragmented.

Wednesday links: a modest gatekeeping role

Why is the French Debt Sell-Off so Bad?

France got huge inflows into its debt this summer, so there’s a big positioning overhang

How New Information Technology Affects Asset Pricing Anomalies

The degree to which information is incorporated into asset prices is inversely related to the cost of acquiring that information.

Personal finance links: statistics vs. stories

Wednesdays are all about personal finance here at Abnormal Returns. You can check out last week’s links including a look at why...

Animal Spirits: It’s a Bloodbath

On today's show we discuss AI debt concerns, Coreweave's Rocky IV moment, the 2020s appetite for risk, the Railway boom analogy, carnage under the surface of the stock market, the average stock this year, valuations are falling everywhere, how the stock market…

Debunking the Latest Oil Price Myths

This post goes through some of the misinformation of recent weeks and debunks it

Career risk trumps investment risk

As someone who has worked most of his career on the buy side, I know that career risk is real and overrides many investment considerations.