Results 21 to 30 of about 165,251 (282)

A Fear Index to Predict Oil Futures Returns [PDF]

SSRN Electronic Journal, 2013
This paper evaluates the predictability of WTI light sweet crude oil futures by using the variance risk premium, i.e. the difference between model-free measures of implied and realized volatilities. Additional regressors known for their ability to explain crude oil futures prices are also considered, capturing macroeconomic, financial and oil-specific ...
Chevallier, Julien, Sévi, Benoît
  +10 more sources

The Interactions between COVID-19 Cases in the USA, the VIX Index and Major Stock Markets

International Journal of Financial Studies, 2021
With this study, we aimed to determine (1) the effect of the daily new cases and deaths due to the COVID-19 pandemic in the United States on the CBOE volatility index (VIX index) and (2) the effect of the VIX index on the major stock markets during the ...
Simon Grima, Letife Özdemir, Ercan Özen, Inna Romānova   +3 more
doaj   +1 more source

Dental Fear of Children and Its Relationship with Caries Experience

Journal of Dental School, 2021
Objectives The aim of this study was to assess dental fear and its relationship with demographic information and dental caries experience in 6 to 12-year-old children residing in Urmia city in 2020. Methods In this cross-sectional study, 185 children
Afshin Varmazyar, Saman Taram, Zahra Razavi Rohani   +2 more
doaj   +1 more source

Heart rate and heart rate variability assessment identifies individual differences in fear response magnitudes to earthquake, free fall, and air puff in mice. [PDF]

PLoS ONE, 2014
Fear behaviors and fear memories in rodents have been traditionally assessed by the amount of freezing upon the presentation of conditioned cues or unconditioned stimuli. However, many experiences, such as encountering earthquakes or accidental fall from
Jun Liu, Wei Wei, Hui Kuang, Joe Z Tsien, Fang Zhao   +4 more
doaj   +1 more source

How are falls and fear of falling associated with objectively measured physical activity in a cohort of community-dwelling older men? [PDF]

, 2014
Falls affect approximately one third of community-dwelling older adults each year and have serious health and social consequences. Fear of falling (FOF) (lack of confidence in maintaining balance during normal activities) affects many older adults ...
Morris, RW, Claudio Sartini, Whincup, PH, S Goya Wannamethee, Morris, Richard W, Kendrick, Denise, Kerse, N, Lucy T Lennon, Ngaire Kerse, Kerse, Ngaire, Kendrick, D, Sartini, Claudio, Lennon, Lucy T, Morris, Richard W., Sartini, C, Trost, Stewart, Wannamethee, SG, Lennon, Lucy T., Jefferis, Barbara J, Richard W Morris, Jefferis, BJ, Barbara J Jefferis, Whincup, Peter H, Ash, S, Iliffe, S, Jefferis, Barbara J., Ash, Sarah, Wannamethee, S Goya, Stewart Trost, Denise Kendrick, Iliffe, Steve, Trost, S, Sarah Ash, Lennon, LT, Steve Iliffe, Peter H Whincup, Whincup, Peter H.   +36 more
core   +1 more source

Can Bitcoin be a safe haven in fear sentiment?

Technological and Economic Development of Economy, 2022
This paper explores how fear sentiment affects the price of Bitcoin by employing the rolling-window Granger causality tests. The analysis reveals negative influences from the volatility index (VIX) to Bitcoin price (BTC), which ascertains that Bitcoin ...
Chi-Wei Su, Yuan Xi, Ran Tao, Muhammad Umar   +3 more
doaj   +1 more source

VOLATİLİTE ENDEKSLERİ: GELİŞİMİ, TÜRLERİ, UYGULAMALARI VE TRVIX ÖNERİSİ

Ekonomi, Politika & Finans Araştırmaları Dergisi, 2019
İlk defa Chicago Opsiyon Borsası tarafından 1993 yılında oluşturulan volatilite endeksi (VIX) piyasalardaki korkunun derecesini ölçen bir endeks olup, finansal piyasaların gelecekteki belirsizlikleri hakkında bilgi sağlaması nedeniyle dünya genelinde ...
Eyüp Kadıoğlu, Murat Kıyılar, Niyazi Telçeken   +2 more
doaj   +1 more source

How Can We Reduce Dental Fear in Children? The Importance of the First Dental Visit

Children, 2021
Dental fear is a common problem amongst children. It can affect children’s psychological well-being, quality of life, and oral and systemic health. The aim of this study was to identify whether the patients’ age at which visits to the paediatric dentist ...
María Carrillo-Díaz, Blanca Carmen Migueláñez-Medrán, Carolina Nieto-Moraleda, Martín Romero-Maroto, María José González-Olmo   +4 more
doaj   +1 more source

Imaging Markers of Hip Instability are Associated with Worse Outcomes at Two to Four-year Follow-up in Female Patients Undergoing Hip Arthroscopy for Femoroacetabular Impingement

Orthopaedic Journal of Sports Medicine, 2020
Objectives: To investigate the effect of radiographic markers of hip instability on outcomes of female patients undergoing hip arthroscopy for femoroacetabular impingement.
Brandy Horton, Hugh West, Jenny Marland, James Wylie MD   +3 more
doaj   +1 more source

Conditional stimulus choices affect fear learning: Comparing fear conditioning with neutral faces and shapes or angry faces

, 2022
Past fear conditioning studies have used different types of conditional stimuli (CSs). Whether this choice affects learning outcomes in particular when neutral stimuli (e.g., neutral faces vs. shapes) are used is unclear. Data were aggregated across nine
Lipp, Ottmar V., Waters, Allison M., Luck, Camilla C., Camilla C. Luck, Waters, Allison M, Ottmar V. Lipp, Ney, Luke J., Luck, Camilla C, Allison M. Waters, Ney, Luke J, Luke J. Ney, Lipp, Ottmar   +11 more
core   +1 more source