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Perspective
Don't Go for the Exacta
October 27, 2015
It’s hard enough to be right. It’s much harder to be right multiple times in a row. Cliff delves into two-step bets and offer insight on when they’re a bad idea.
Perspective
A Fanatic is One Who Can't Change his Mind and Won't Change the Subject¹
July 16, 2017
Ciff Asness critiques Rob Arnott’s strong viewpoints that rising valuations are responsible for the past performance of many factors and that their current valuation levels point to their impending doom.
Perspective
High-Frequency Derangement Syndrome
February 8, 2018
Commentators are still blaming the wrong strategies for the recent market rout.
Perspective
Resisting the Siren Song of Factor Timing
April 15, 2016
It seems that now everyone wants to time factors. In his JPM editorial piece, Cliff argues that investors should resist this siren song.
Perspective
The August of Our Discontent: Once More Unto the Breach?
August 7, 2017
Given the continued rise in popularity of factor investing, we recap the August 2007 “quant crisis”—those weeks when certain quant strategies suffered big losses—and its relevance for today.
Perspective
Risk Parity Derangement Syndrome
February 7, 2018
Cliff Asness explains why risk parity and trend-following strategies are not to blame for the recent market volatility.
Perspective
Resisting the Siren Song of Factor Timing
April 15, 2016
It seems that now everyone wants to time factors. In his JPM editorial piece, Cliff argues that investors should resist this siren song.
Perspective
My Factor Philippic
June 22, 2016
Cliff critiques Arnott, et. al. (2016) and emprically shows why one should be wary of agressive factor timing. Instead, investors should identify factors they believe in, and stay diversified across them, unless valuations get far more extreme
Perspective
You Can Have Your Momentum Factor and Eat it Too
December 5, 2017
Many investors are quick to dismiss momentum as too costly to implement because of its high turnover. After studying 7 years’ worth of live, real-world data across markets, we debunk that myth.
Working Paper
Trading Costs
August 23, 2018
Using live trade data from a large institutional money manager over a 19-year period, we find actual trading costs to be an order of magnitude smaller than previous studies suggest.