But not all copulas are created equal. Normal mean-variance mixture copulas can capture heavy tails and asymmetries in the ...

In this article, I review and explore techniques to gauge bitcoin’s risk relative to its reward and to assess its portfolio ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Objectives C reactive protein (CRP) is frequently normal in psoriatic arthritis (PsA) despite active disease, complicating ...

Scholastic Dollars: A proprietary reward currency used at Scholastic book fairs for book fair hosts to redeem for products or ...

Statistical testing in Python offers a way to make sure your data is meaningful. It only takes a second to validate your data ...

Vikki Velasquez is a researcher and writer who has managed, coordinated, and directed various community and nonprofit organizations. She has conducted in-depth research on social and economic issues ...

Background Hospitalisation with acute heart failure (AHF) carries a high risk of death, and those surviving to discharge ...

Continuous variables will be presented as mean (SD) or median (IQR), while categorical variables ... depending on whether the data follow a normal distribution. All collected data will be used for ...

Background A higher number of recanalization attempts reduces the efficacy of endovascular thrombectomy (EVT) for acute ischemic stroke secondary to large vessel occlusion (LVO). We assessed the ...

This important study demonstrates that ocular organoids can generate both retina and lens through a non-canonical, "inside-out" morphogenetic route. The work is solid, with well-designed experiments ...

Mixed-mode surveys, in which different respondents complete the survey by different modes, become increasingly popular. That said, such surveys may lead to a confounding of two forms of mode effects, ...