Results 71 to 80 of about 1,527 (148)

‘What Do You Mean by That? What Should I Do? What Should We Practice at Home?’ Parental Perspectives on Multilingual Communication and Collaboration in Speech and Language Therapy

open access: yesInternational Journal of Language &Communication Disorders, Volume 61, Issue 4, July/August 2026.
ABSTRACT Background Collaboration with parents is essential in speech and language therapy to achieve therapeutic goals for children. However, linguistic and cultural differences can complicate communication and collaboration with multilingual parents.
Sione Twilt   +3 more
wiley   +1 more source

Perpetual Futures Pricing

open access: yesMathematical Finance, Volume 36, Issue 3, Page 481-499, July 2026.
ABSTRACT Perpetual futures are contracts without expiration date in which the anchoring of the futures price to the spot price is ensured by periodic funding payments from long to short. We derive explicit expressions for the no‐arbitrage price of various perpetual contracts, including linear, inverse, and quantos futures in both discrete and ...
Damien Ackerer   +2 more
wiley   +1 more source

THE ANALYTICAL SOLUTIONS OF EUROPEAN OPTIONS ON SHARES PRICING MODELS

open access: yesJurnal Akuntansi dan Keuangan, 2004
The Black-Scholes options formula is the breakthrough in valuating options prices. However, the formula is heavily based on several assumptions that are not realistic in practice. The extensions of the assumptions are needed to make options pricing model
Andriansyah Andriansyah
doaj  

Solving the Black-Scholes Partial Differential Equation via the Solution Method for a One-Dimensional Heat Equation: A Pedagogic Approach with a Spreadsheet-Based Illustration

open access: yesSpreadsheets in Education, 2019
The derivation of the Black-Scholes option pricing model, if covered in detail, is by far the most complicated among all major models in the finance curriculum.
Clarence C. Y. Kwan
doaj  

Modified Heisenberg Commutation Relations, Free Schrödinger Equations, Tunnel Effect and Its Connections with the Black–Scholes Equation

open access: yesAxioms
This paper explores the implications of modifying the canonical Heisenberg commutation relations over two simple systems, such as the free particle and the tunnel effect generated by a step-like potential.
Mauricio Contreras González   +2 more
doaj   +1 more source

Precificação de Opções com Volatilidade Estocástica

Option pricing with stochastic volatility

Precificación de Opciones con Volatilidad Estocástica

open access: yesRevista Brasileira de Gestão De Negócios, 2004
RESUMOEntre as suposições subjacentes do modelo Black-Scholes-Merton, as maiores polarizações empíricas são causadas por aquelas com uma volatilidade fixa do recurso subjacente.
MARTIN, Diógenes Manoel Leiva
doaj  

Dynamic Calibration Based on the Black-Scholes Option Pricing Model by Bayesian Method

open access: yesIEEE Access
To improve the shortcomings of the classic Black-Scholes model, mainly on the constant volatility and normal distribution assumptions, this paper investigates the dynamic calibration method, which makes the expected return rate, volatility and interest ...
Norris M. Mulenga, Yu Fu
doaj   +1 more source

Dynamic Asset Pricing in a Unified Bachelier–Black–Scholes–Merton Model

open access: yesRisks
We present a unified, market-complete model that integrates both Bachelier and Black–Scholes–Merton frameworks for asset pricing. The model allows for the study, within a unified framework, of asset pricing in a natural world that experiences the ...
W. Brent Lindquist   +3 more
doaj   +1 more source

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