Results 41 to 50 of about 21,084,828 (274)

Physical Climate Risk in Asset Management

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT Climate‐related phenomena are increasingly affecting regions worldwide, manifesting as floods, water scarcity, and heat waves, significantly impairing companies' assets and productivity. It is essential for asset managers to quantify the exposure of their portfolios to such risk.
Michele Azzone   +3 more
wiley   +1 more source

Qualitative financial modelling in fractal dimensions

open access: yesFinancial Innovation
The Black–Scholes equation is one of the most important partial differential equations governing the value of financial derivatives in financial markets. The Black–Scholes model for pricing stock options has been applied to various payoff structures, and
Rami Ahmad El-Nabulsi, Waranont Anukool
doaj   +1 more source

Convergence Numerically of Trinomial Model in European Option Pricing

open access: yesInternational Research Journal of Business Studies, 2013
A European option is a financial contract which gives its holder a right (but not an obligation) to buy or sell an underlying asset from writer at the time of expiry for a pre-determined price.
Entit Puspita   +2 more
doaj   +1 more source

The Quantum Black-Scholes Equation [PDF]

open access: yes, 2006
Motivated by the work of Segal and Segal on the Black-Scholes pricing formula in the quantum context, we study a quantum extension of the Black-Scholes equation within the context of Hudson-Parthasarathy quantum stochastic calculus.
Accardi, Luigi, Boukas, Andreas
core   +1 more source

Major Conundrums and Possible Solutions in DeFi Insurance

open access: yesInternational Journal of Finance &Economics, EarlyView.
ABSTRACT This paper empirically explores the early development of insurance projects in the decentralised finance (DeFi) industry, which is based on disruptive technologies like blockchain and smart contracts. A brief history of DeFi is narrated, stressing four risks of DeFi (volatility risk, cyberattack risk, liquidity risk, and regulation risk) and ...
Peng Zhou, Ying Zhang
wiley   +1 more source

Intuition–Driven Prospection and Uncertainty Misalignment: Sources of Entrepreneurial Agency Problems in Ventures

open access: yesStrategic Change, EarlyView.
ABSTRACT Start‐up CEOs are usually more aligned with the interests of the venture board compared to CEOs in legacy firms, and therefore it is usual to conclude that the traditional agency problem is lower in ventures. In this article, it is argued that this is only half of the story, and that the agency problem is reversed in early ventures such that ...
Glenn Kristiansen
wiley   +1 more source

Beberapa aspek tentang black-scholes option pricing model

open access: yesJurnal Akuntansi dan Auditing Indonesia, 2018
Nobel Ekonomi 1997 diberikan kepada Myron Scholes dan Robert Merton. Myron Scholes bersama Fisher Black memberi landasan yang sangat penting dalam teori sekuritas derivatif dengan menemukan model penilaian opsi Black-Scholes Option Pricing Model (OPM ...
Zaenal Arifin
doaj  

A Variational Formulation of European Option Prices in the 1‐Hypergeometric Stochastic Volatility Model

open access: yesMathematical Methods in the Applied Sciences, EarlyView.
ABSTRACT The paper proposes a variational analysis of the 1‐hypergeometric stochastic volatility model for pricing European options. The methodology involves the derivation of estimates of the weak solution in a weighted Sobolev space. The weight is closely related to the stochastic volatility dynamic of the model.
José Da Fonseca, Wenjun Zhang
wiley   +1 more source

Optimal hedging of Derivatives with transaction costs

open access: yes, 2005
We investigate the optimal strategy over a finite time horizon for a portfolio of stock and bond and a derivative in an multiplicative Markovian market model with transaction costs (friction).
Avellaneda M.   +4 more
core   +3 more sources

The impacts of woody encroachment on nature's contributions to people in North America and Africa: A systematic review

open access: yesPeople and Nature, EarlyView.
Abstract Woody encroachment is affecting nature's contributions to people (NCP) in grassy ecosystems around the world, but these impacts have not yet been well summarised. Moreover, the impacts of encroachment are likely to vary depending on the historical ecosystem dynamics, climatic conditions, encroacher species, and the temporal, spatial, cultural ...
Felix Vusumuzi Skhosana   +4 more
wiley   +1 more source

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