Results 131 to 140 of about 2,875,960 (305)

Implied correlation from VaR [PDF]

open access: yes, 2006
Value at risk (VaR) is a risk measure that has been widely implemented by financial institutions. This paper measures the correlation among asset price changes implied from VaR calculation.
Cotter, John, Longin, François
core  

Aquaporin‐3 and aquaporin‐5 impact the development of pancreatic ductal adenocarcinoma spheroids

open access: yesFEBS Open Bio, EarlyView.
Schematic representation of the role of aquaporin‐3 (AQP3) and aquaporin‐5 (AQP5) in pancreatic ductal adenocarcinoma (PDAC). Both proteins are upregulated in PDAC and are associated with tumor progression and metastatic potential. Silencing AQP3 or AQP5 in PDAC spheroids results in decreased diameter, area, and overall growth, underscoring their key ...
Catarina Pimpão   +3 more
wiley   +1 more source

Removing Maturity Effects of Implied Risk Neutral Densities and Related Statistics [PDF]

open access: yes
When studying a time series of implied Risk Neutral Densities (RNDs) or other implied statistics, one is faced with the problem of maturity dependence, given that option contracts have a fixed expiry date.
Sheri Markose, Amadeo Alentorn
core  

Loss of AMBRA1 activates MAPK and angiogenesis signaling pathways in melanoma cells

open access: yesFEBS Open Bio, EarlyView.
Loss of AMBRA1 in melanoma cells activates multiple oncogenic pathways associated with tumor progression. Transcriptomic and protein network analyses revealed that AMBRA1 depletion enhances MAPK/ERK signaling, angiogenesis, TGF‐β/EMT signaling, and Wnt/axon guidance pathways.
Milad Ibrahim   +4 more
wiley   +1 more source

Implied volatility and risk aversion in a simple model with uncertain growth [PDF]

open access: yes
We show that a simple equilibrium model with uncertain growth is able to simultaneously generate patterns in implied volatility and risk aversion that are similar to the ones observed in the data.parameter uncertainty, option pricing, implied volatility,
Frederik Lundtofte
core  

Determinants of the implied volatility function on the Italian Stock Market [PDF]

open access: yes
This paper describes the implied volatility function computed from options on the Italian stock market index between 1995 and 1998 and tries to find out potential explanatory variables.
Alessandro Beber
core   +2 more sources

Investigating implied asset correlation and capital requirements: empirical evidence from the Italian banking system [PDF]

open access: yesBanks and Bank Systems, 2011
Domenico Curcio   +2 more
doaj  

From energy provision to protein synthesis: Tunnelling nanotubes as mediators of intercellular metabolic cooperation in cancer

open access: yesFEBS Open Bio, EarlyView.
The cytoskeleton‐mediated transport of mitochondria via tunnelling nanotubes restores respiration, increases ATP production, rescues cells from apoptosis, activates the AKT/mTOR signalling pathway, promotes cell migration and invasiveness, contributes to cancer progression and treatment resistance.
Stanislava Martínková, Jan Trnka
wiley   +1 more source

An Hilbert space approach for a class of arbitrage free implied volatilities models [PDF]

open access: yes
We present an Hilbert space formulation for a set of implied volatility models introduced in \cite{BraceGoldys01} in which the authors studied conditions for a family of European call options, varying the maturing time and the strike price $T$ an $K$, to
Brace, Alan   +2 more
core  

The empirical distribution of implied correlation : a study of correlation implied by otc fx cross-option prices

open access: yes, 2012
In this paper we will analyze the distribution and statistical behavior of implied correlation in the foreign exchange market. Implied correlation is here defined as the co-movement between two currencies as implied by the price of a combination of option contracts.
Fretheim, Torun Sæther   +1 more
openaire   +1 more source

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