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Investing Research Articles

3043 Research Articles

Are Some Shorts Smarter Than Others?

…large short sellers generally know what they are doing. A rapid increase in short interest indicates abnormally low returns over the near term.

The Decline of Stock Picking?

…investors everywhere have increasingly embraced modern portfolio theory, emphasizing risk management (diversification) over stock picking. The best opportunities for (diligent) stock pickers are the stocks of young, small, obscure, foreign firms.

A Few Notes from My Life as a Quant, Reflections on Physics and Finance

In his 2004 autobiography, My Life as a Quant, Reflections on Physics and Finance, Emanuel Derman recounts his experiences as a physicist driven by the forces of employment supply and demand to redirect his labor toward quantitative financial analysis/strategy. Knowledge and skills critical to his transition are: a sense of how the world works, modeling… Keep Reading

Value Versus Growth When the Economy Is Bad

…value beats growth as a rational reward for the relatively higher risk inherent in the fundamental performance of value companies during recessions.

Regulation FD: Have Some Big Shots Lost Their Privileges?

…Regulation FD has helped level the playing field for analysts, and likely also for investors/traders.

Unexplained Volume as a Critical Indicator

…investors/traders should focus first on unexplained volume in a stock, and then on its bid-ask spread, as indicators of future abnormal returns.

Classic Research: Stock Returns in the Long Run

…a supply side analysis indicates that stocks will outperform long-term government bonds by an arithmetic average of 6% annually.

January Effect Alive and Well?

In their October 2005 paper entitled “The January Effect”, Mark Haug and Mark Hirschey examine the persistence of the January effect (abnormally high rates of return during the month of January). Using broad samples of value-weighted and equally-weighted returns spanning 1802-2004 for large-capitalization stocks and 1927-2004 for small-capitalization stocks, they conclude that:

Classic Research: Dow Theory Long Dead?

…the Dow Theory has generated excess risk-adjusted (but not raw) returns when compared to buy-and-hold over some significant periods by following large trends.

Classic Research: Can Individual Investors Consistently Excel?

…skillful individual investors exploit market inefficiencies to earn abnormal profits, above and beyond those available from well-known strategies based upon firm size, value or momentum.