This ability to profit on information seems to contradict the efficient market hypothesis but forms the foundation of statistical arbitrage. Statistical arbitrage aims to capitalize on the fundamental ...

The efficient market hypothesis is based on the notion that prices for securities or assets in a market are always reflective of all information available to investors. The efficient market ...

The famed efficient market hypothesis, or EMH, is widely accepted by academics and modern investors. The hypothesis states that stock prices reflect all available information at any given time ...

The concept of market efficiency can be explained by theories such as the Efficient Markets Hypothesis (EMH), which has been ...

William Hunt “Bill” Gross is among the most prominent American investors. Best known for co-founding Pacific Investment ...

In his September 2024 paper, The Less-Efficient Market Hypothesis, Cliff Asness reports that financial markets have become less efficient over the past 30 years. Asness, a former student of Eugene ...

“The Less-Efficient Market Hypothesis.” Asness’s article — forthcoming in the Journal of Portfolio Management — amounts to a ...

Instead of the usual interpretation of the Efficient Market Hypothesis in which traders extract and incorporate consciously (by their action) all information contained in market prices, we propose ...

While the prediction markets can be and have been manipulated in the past, if there is reason to think that the markets could ...

For more than a century, UChicago scholars’ groundbreaking theories have redefined the field of economics—from Milton Friedman’s ideas on monetary policy and Gary Becker’s theory of human capital to ...

ranging from a simple equal-weighting of stocks to tilting allocations toward multiple "factors" that are supposed to be exceptions to the "efficient market hypothesis" and generate excess returns.

The idea that market prices reflect the latest data and information available to the public is known as price efficiency. Price efficiency refers to the idea that the price of a security or asset ...