Results 141 to 150 of about 184,275 (367)

Asymptotics for Exponential Levy Processes and their Volatility Smile: Survey and New Results [PDF]

open access: yes, 2012
Exponential L\'evy processes can be used to model the evolution of various financial variables such as FX rates, stock prices, etc. Considerable efforts have been devoted to pricing derivatives written on underliers governed by such processes, and the ...
Andersen, Leif, Lipton, Alexander
core  

Responsive Molecules for Organic Neuromorphic Devices: Harnessing Memory Diversification

open access: yesAdvanced Materials, EarlyView.
Responsive molecules are essential for organic in‐sensor computing devices. This Review highlights recent advances in thedesign, synthesis, and incorporation of electrically, optically, and magnetically responsive molecules in multifunctional synaptic perception devices endowedwith both nonvolatile and volatile memory diversification. By exploiting the
Yusheng Chen   +4 more
wiley   +1 more source

GARCH option pricing with implied volatility [PDF]

open access: green, 2001
N'Zue F. Fofana, B. Wade Brorsen
openalex   +1 more source

THE INFORMATION CONTENT OF IMPLIED VOLATILITY FROM OPTIONS ON AGRICULTURAL FUTURES CONTRACTS [PDF]

open access: yes
Agricultural risk managers need forecasts of price volatility that are accurate and meaningful. This is especially true given the greater emphasis on firm level risk measurement and management (e.g., Value-at-Risk and Enterprise Risk Management). Implied
Manfredo, Mark R., Sanders, Dwight R.
core   +1 more source

Recent Advances in Wide‐Bandgap Perovskite Solar Cells

open access: yesAdvanced Materials, EarlyView.
Ubiquitous defects predominately account for photo‐instability and open‐circuit voltage losses in wide‐bandgap perovskite solar cells (WBG PSCs). This review comprehensively presents the underlying impact mechanisms, summarizes the advanced optimization strategies across various functional layers and their interfaces to develop efficient and stable WBG
Jianjun Mei, Feng Yan
wiley   +1 more source

Intermediate Volatility Forecasts Using Implied Forward Volatility: The Performance of Selected Agricultural Commodity Options [PDF]

open access: yes
Options with different maturities can be used to generate an implied forward volatility, a volatility forecast for non-overlapping future time intervals.
Egelkraut, Thorsten M., Garcia, Philip
core   +1 more source

Smart Dust for Chemical Mapping

open access: yesAdvanced Materials, EarlyView.
This review article explores the advancement of smart dust networks for high‐resolution spatial and temporal chemical mapping. Comprising miniature, wireless sensors, and communication devices, smart dust autonomously collects, processes, and transmits data via swarm‐based communication.
Indrajit Mondal, Hossam Haick
wiley   +1 more source

Volatility forecasts and the at-the-money implied volatility: a multi-components ARCH approach and its relation with market models [PDF]

open access: yesarXiv, 2009
For a given time horizon DT, this article explores the relationship between the realized volatility (the volatility that will occur between t and t+DT), the implied volatility (corresponding to at-the-money option with expiry at t+DT), and several forecasts for the volatility build from multi-scales linear ARCH processes. The forecasts are derived from
arxiv  

Are combination forecasts of S&P 500 volatility statistically superior? [PDF]

open access: yes
Forecasting volatility has received a great deal of research attention. Many articles have considered the relative performance of econometric model based and option implied volatility forecasts.
Adam Clements, Ralf Becker
core  

Solid Polymer Electrolyte with Compatible Cathode‐Electrolyte Interfacial Design Enabling Lithium Metal Batteries Operation at 4.8 V with Long Cycle Life

open access: yesAdvanced Materials, EarlyView.
This study introduce a novel approach to enhancing cathode‐SPE compatibility by utilizing the same poly(ionic liquid) (PolyIL)‐based material in both the SPE and the cathode binder. A modified biomass‐based PolyIL substrate, enriched with highly negatively charged C═O and ─OH groups, is incorporated into the SPE to improve Li+ migration and strengthen ...
Jiajia Li   +8 more
wiley   +1 more source

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