Investing Research Articles

…stock betas change over time, and strategies that track these changes with high-frequency data can generate abnormal returns. Stocks with long-term high (low) but recently decreasing (increasing) betas are buys (sells).

A reader notes and asks: “It is frequently said that stocks at 52-week highs are the most likely to outperform in the future. Is there any academic evidence to support this assertion?” In their October 2004 Journal of Finance article entitled “The 52-Week High and Momentum Investing”, Thomas George and Chuan-Yang Hwang examine the explanatory… Keep Reading

…inflation levels and expectations are key to equity market performance, and monetary policies that successfully manage inflation risks would promote stock market stability.

…stocks of firms with high ACSI customer satisfaction ratings outperform the market on average over the long term. Said differently, investors appear to undervalue customer satisfaction systematically.

…share repurchase announcements are now more reliable indicators of actual buyback activity, and consequent beneficial impact on earnings per share, than they were before 2004.

As suggested by a reader, we evaluate here the Trading Wire archives at Tobin Smith’s ChangeWave, which extend back to November 2004. Tobin Smith, according to ChangeWave.com, is “among an esteemed new breed of investment advisors, with a fresh profit strategy for the post 2000-2002 bear-market investing world. He’s an energetic straight shooter with a… Keep Reading

Do companies famously known as good places to work outperform as investments? Or, contrarily, do they waste resources keeping employees happy? In his May 2007 paper entitled “Does the Stock Market Fully Value Intangibles? Employee Satisfaction and Equity Prices”, Alex Edmans analyzes the relationship between employee satisfaction and long-term stock performance. He identifies companies with… Keep Reading

…there is a highly significant value premium among Australian stocks, and the book-to-market ratio is the best way to capture that premium. A size effect exists only among the very smallest stocks.

…investors should perhaps lean toward stocks (real estate) when the electorate leans to the right (left).

…there is no evidence of any systematic intraday inefficiencies in SPDR data.