Results 1 to 10 of about 4,220 (191)
Development of mRNA–lipid nanoparticle intrabodies against rickettsial infection [PDF]
Background Rickettsiosis is among the deadliest vector-borne infectious diseases worldwide, in part because rickettsiae replicate within human cells, where antibodies and most drugs cannot effectively reach this obligatory intracellular pathogen ...
Qi Yan +7 more
doaj +2 more sources
The Communion of Saints and Prayer
This article studies the Christian Church as a communion of saints by focusing on the New Testament references to prayer. Because of their content, some prayers are directly and expressly concerned with the communion and unity of Christian believers ...
Boris Paschke
doaj +1 more source
LEVERAGED ETF IMPLIED VOLATILITIES FROM ETF DYNAMICS [PDF]
AbstractThe growth of the exchange‐traded fund (ETF) industry has given rise to the trading of options written on ETFs and their leveraged counterparts (LETFs). We study the relationship between the ETF and LETF implied volatility surfaces when the underlying ETF is modeled by a general class of local‐stochastic volatility models.
Leung, Tim +2 more
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Pricing of Shanghai stock exchange 50 ETF options based on different volatility models.
On March 15, 2022, the volume of trade of the Shanghai Stock Exchange (SSE) 50 ETF option contracts and the CSI 300 ETF option contracts exceeded 10 million for the first time, of which 5,707,400 50 ETF options were traded, and SSE 50 ETF options, as the
Qingchun Wu +3 more
doaj +1 more source
Two Investment Options for Bearish ETF Investors: Inverse ETF and Shorting ETF [PDF]
A high liquidity, low expense ratio and the possibility to conduct arbitrage allow exchange-traded funds (ETFs) to be used for short sales. Bearish investors can also buy inverse ETFs. This paper aims to outline two investment approaches for bearish ETF investors and the differences between these two approaches; it also aims to examine the relationship
Božena Chovancová +2 more
openaire +4 more sources
Social conscious investment: analysis of the impact of COVID-19 based on ETF
The paper examines the risk-return ratio of the ESG ETF as a basis for developing an investment strategy that has become necessary due to the shock caused by the COVID-19 pandemic.
M. Negrey, A. Taranenko
doaj +1 more source
Background: This study aimed to report (i) the prevalence of enteral tube feeding (ETF), (ii) investigate whether implementing a decision support tool influenced ETF rates, and (iii) understand reasons influencing decisions to offer ETF.
Sally Barrimore +4 more
doaj +1 more source
Context: A strictly controlled diet (often involving enteral tube feeding (ETF)) is part of the treatment of many inherited metabolic diseases (IMDs). Objective: To describe the use of ETF in a large cohort of patients with IMDs.
Claire-Marine Bérat +21 more
doaj +1 more source
Feedback Trading in Saffron Exchange Traded Funds [PDF]
Commodity Exchange Traded Funds (ETF) are one type of ETF that underlying assets are agricultural products, energy or metals instead of stocks. These ETFs expose their investors to the market of various commodities in different ways, such as physical ...
M. Shaerattar, A. Mirzapour Babajan
doaj +1 more source
AbstractUsing marketable order flow data, we analyze key characteristics of aggregate retail exchange‐traded fund (ETF) investing from 2010 to 2021, including allocations, holding period and investment performance. Retail traders allocate 12% more dollar volume to leveraged and inverse ETFs versus nonretail traders.
David Gempesaw +2 more
openaire +1 more source

