Results 11 to 20 of about 4,834 (182)
Mean–variance relationship and uncertainty [PDF]
This study investigates the impact of uncertainty on the mean-variance relationship. We find that the stock market's expected excess return is positively related to the market's conditional variances and implied variance during low uncertainty periods ...
Jun Sik Kim
doaj +1 more source
Injection but not ingestion of a mixed virus suspension in Queensland fruit fly (Bactrocera tryoni) shifts persistent covert infection to acute pathology. [PDF]
Covert and persistent infections with multiple insect‐specific viruses are common in pest fruit flies and may affect pest management strategies. Our study investigated the host effects and viral loads of cripavirus and iflavirus as persistent infections in Queensland fruit fly, and after injection and ingestion of a mixed virus suspension containing ...
Sharpe SR +4 more
europepmc +2 more sources
Dynamics of oil price shocks and emerging stock market volatility: a generalized VAR approach [PDF]
Purpose – This study aims to establish the dynamic relationship between international crude oil prices and Indian stock prices represented by the Bombay Stock Exchange (BSE) energy index. Design/methodology/approach – Using Johansen’s cointegration test,
Megha Agarwalla +2 more
doaj +1 more source
Objective Diagnosing gastric cancer (GC) at early stages is important for reducing its mortality. This study evaluated the diagnostic value of serum pepsinogen (PG) I, PGII, and gastrin-17 (G17) levels in screening for early-stage GC.
Yaping Wang +8 more
doaj +1 more source
The aim of this study is to investigate the long and short term impact of the Euro ZEW index (ZEW) on the DAX (GDAXI) Germany, FTSE 100 (FTSE) the UK, CAC 40 (FCHI) France, OMXS30 Sweden and CROBEX (CRBEX) Croatia stock market indices using monthly data ...
Ceylan Nesrin, Münyas Turgay
doaj +1 more source
An Analysis of the Effectiveness of Bankruptcy Prediction Models – an Industry Approach
Research background: Bankruptcy prediction models are frequently used in research. However, an industry approach is not often carried out. Due to this, this study included trends observable between the number of bankruptcies and its prediction by models.
Pilch Bartłomiej
doaj +1 more source
Asymmetric Information in New Investment: Evidence in Indonesia
Intra-industry sectors are producers of asymmetric information, which in turn has an impact on capital structure decisions. The purpose of this study was to determine (1) differences in debt-equity ratio, growth opportunities, firm age, and firm size as ...
Yulianto Arief +2 more
doaj +1 more source
To investigate the contribution of a tet(A) variant to tigecycline resistance in Enterobacter hormaechei and the recombination events that occurred during transmission of this variant. MICs were determined by broth microdilution. E.
Runhao Yu +5 more
doaj +1 more source
Thirty years of the Journal of Derivatives and Quantitative Studies: a bibliometric analysis [PDF]
This paper investigates a retrospective on the Journal of Derivatives and Quantitative Studies (JDQS) on its 30th anniversary based on bibliometric. JDQSs yearly publications, citations, impact factors, and centrality indices grew up in early 2010s, and ...
Jun Sik Kim, Sol Kim
doaj +1 more source
G17-modified hammerhead ribozymes are active in vitro and in vivo [PDF]
Natural hammerhead ribozymes (HHRz) feature tertiary interactions between hairpin loops or bulges in two of three helices that surround the catalytic core of conserved nucleotides. Their conservation was originally established on minimal versions lacking the tertiary interactions.
Kalweit, Anne, Hammann, Christian
openaire +2 more sources

