The commentaries in the literature point out that cryptocurrencies, particularly Bitcoin, provide safe haven features to investors. advent of COVID-19 pandemic offers a perfect opportunity test this hypothesis. This study tries validate claim by examining prowess Bitcoin against measures uncertainty (VIX, EPU, and Oil Shock). We further make comparison between pre-and post-COVID-19 analyses. Re...

a r t i c l e i n f o We evaluate the role of gold and other precious metals relative to volatility (Volatility Index (VIX)) as a hedge (negatively correlated with stocks) and safe haven (negatively correlated with stocks in extreme stock market declines) using data from the US stock market. Using daily data from November 1995 to November 2010, we find that gold, unlike other precious metals, s...

Although it is well known that metals pollution can cause neurotoxic effects, scientists are currently divided about the neurodegeneration hypothesis. That is, some scientists accept, while others fail to accept, the hypothesis that metals/metalloids, at exposure levels below those capable of causing neurotoxicity, can cause neurodegeneration—progressive or worsening neurological disease. Partl...

1 Yale School of Medicine, New Haven, CT, United States, 2 Department of Therapeutic Radiology, Yale School of Medicine, New Haven, CT, United States, 3 Yale Cancer Center, Yale School of Medicine, New Haven, CT, United States, 4 University of Connecticut School of Medicine, Farmington, CT, United States, 5 Department of Biostatistics, Yale School of Public Health, New Haven, CT, United States,...

Water resource management must strive to link catchment information with water quality monitoring. The present study attempted this for the field of microbial fecal source tracking (MST). A fecal pollution source profile based on catchment data (e.g., prevalence of fecal sources) was used to formulate a hypothesis about the dominant sources of pollution in an Austrian mountainous karst spring c...

1 Department of Genetics, Yale School of Medicine, New Haven, Connecticut, United States of America, 2 Department of Molecular Biophysics and Biochemistry, Yale University, New Haven, Connecticut, United States of America, 3 Department of Therapeutic Radiology, Yale School of Medicine, New Haven, Connecticut, United States of America, 4 Yale Cancer Center, New Haven, Connecticut, United States ...

abstract this study shows the relationship between environmental pollution and economical growth by kuznets hypothesis which has drived from provincial data during 1375 - 1385. carbon monoxide pollution as environmental index and gross national product as economical index have been used. fix effects have been preferred to random effects based on f test for estimation of environmental kuznets cu...

Departments of Psychiatry and Neuroscience, Yale University School of Medicine, New Haven, Connecticut (Drs Krystal, Petrakis, O’Malley, Krishnan-Sarin, Pearlson, and Yoon); Psychiatry Services, VA Connecticut Healthcare System, West Haven, Connecticut (Drs Krystal, Petrakis, and Yoon); Behavioral Health Services, Yale-New Haven Hospital, New Haven, Connecticut (Drs Krystal, Petrakis, and Yoon)...

D. Coman, L. Jiang, F. Hyder, and K. Behar Department of Diagnostic Radiology, Yale University, New Haven, CT, United States, Quantitative Neuroscience with Magnetic Resonance (QNMR), Yale University, New Haven, CT, United States, Departments of Diagnostic Radiology and Biomedical Engineering, Yale University, New Haven, CT, United States, Department of Psychiatry, Yale University, New Haven, C...