MGPraxis6,400 papers identified by name

Risk reduction and efficiency increase in large portfolios: leverage and shrinkage

Zhao Zhao, Olivier Ledoit, Hui Jiang·2019

“What if, instead of 0% leverage we considered fully-invested, long-short 130/30 portfolios, or even 150/50, given that prime brokers, fund regulators and investors have started to allow it?”

StrategyPortfolio optimizationlow-volatility anomaly
TechniqueClassical time series
GeographyGlobal
Long/shortLong-short

Missing from abstract: benchmark, out-of-sample test, costs, multiple testing, universe

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The paper's neighbourhoodPortfolio optimization by year
■ equities■ multi-asset■ currencies■ volatility and options■ other assets200020052010920154This paper2019712142026■ equities■ multi-asset■ currencies■ volatility and options■ other assets200020052010920154This paper201912142026
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