Research Insights

How factor exposure changes over time: a study of Information Decay

Factor strategies need to be rebalanced in order to maintain their factor exposure. But different factors decay at different rates and this affects how they should be rebalanced. For example, momentum needs to be rebalanced more than value. This study digs into these questions.

Merger Arbitrage as Diversification Strategy

Merger arbitrage is an investment style in which investors seek to buy shares of firms that are acquisition targets with the objective of realizing the difference between the amount for which the target is being acquired and the stock price of the target shortly after the acquisition is announced. The stock price of the target company typically sells below the acquisition price, reflecting the uncertainty of the deal being completed (the arbitrage spread). Betting on mergers is a classic hedge fund arbitrage strategy.

Trend-Following Filters – Part 6

This article analyzes six trend-following indicators from a digital signal processing (DSP) frequency domain perspective in which the indicators are considered as digital filters and their frequency response characteristics are determined.

Combining Reversals with Time-Series Momentum Strategies

Jiadong Liu and Fotis Papailias contribute to the momentum literature with their study “Time Series Reversal in Trend-Following Strategies,” published in the January 2023 issue of “European Financial Management,” in which they examined the reversal property of various financial assets.

DIY Trend-Following Allocations: April 2023

Partial exposure to domestic equities. Partial exposure to international equities. No exposure to REITs. No exposure to commodities. Partial exposure to intermediate-term bonds.

Call for speakers: Need quants with good ideas

This is an opportunity to get an all-expense paid trip (plus a stipend) to visit Australia! I'm sure one of our readers is qualified to deliver an excellent discussion for my friends in Melbourne.

Institutional Investors’ Impact on Factor Premiums

For anomalies that are risk-based, that is what we should expect to see because, while risk cannot be arbitraged away, cash flows can reduce the size of the premium. For the anomalies that are behavioral based, it appears that limits to arbitrage are still sufficient to allow them to persist post-publication. 

Comparing past and present inflation rates can be tricky

The objective of this article is to build better estimates of CPI headline and core inflation values so inflation comparisons over time are more reliable.  The run-up in inflation we are currently experiencing is difficult to contextualize because it is inconsistent with past practices, weights on expenditures have changed, and the treatment of housing costs.

Are Short Covering Trades Informative?

The importance of the role played by short sellers has received increasing academic attention in recent years. Short sellers help keep market prices efficient by preventing overpricing and the formation of price bubbles in financial markets. Market efficiency is important because an efficient market allocates capital efficiently. If short sellers were inhibited from expressing their views on valuations, securities prices could become overvalued and excess capital would be allocated to those firms.

Compression: Can the Value Spread Expand Forever?

We believe owning deep-value stocks is potentially interesting at these valuation peaks. But as I said in the previous two times I wrote this, the spread can get more extreme. At some point, we'd like to stop talking about the valuation spread and its potential effect on forward expected returns...and see that spread COMPRESS!

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