This article presents a practitioner’s definition of Quality. We make the case that both the research that identify quality as a promising factor or find that quality does not result in superior returns are misguided.
Quantitative investing and trading systems have increasingly become popular with investors. However, while such systems work for some time, most of them carry a significant risk of blow-up. In this article, we discuss why do most quantitative investing and trading systems eventually blow-up and provide our view on how to minimize such risks.