Results 21 to 30 of about 68 (62)

Optional Decomposition and Lagrange Multipliers [PDF]

open access: yes, 1997
Let Q be the set of equivalent martingale measures for a given process S, and let X be a process which is a local supermartingale with respect to any measure in Q.
Kabanov, Jurij M.   +3 more
core  

Risk-neutral compatibility with option prices

open access: yes
Option prices, Risk neutral measures, Equity pricing, Equivalent martingale measures, 60G44, 60H10, 60H05, G12, G13,
Philip Protter, Jean Jacod
core   +1 more source

Two-Parameter Stratonovich Integrals

open access: yes, 1999
In a space of generalized white noise functionals we define several integrals of the Stratonovich type. Our approach uses multiple Stratonovich integrals defined via a renormalization operator on Fock space.
Redfern, Mylan
core  

Fractional Wiener chaos: Part 1 [PDF]

open access: yes
Mathematics Subject Classification: 26A33 · 42B10 · 60H25 · 60G18 · 60G44 · 60H05 · 33C45 · 60J05 · 60h35In this paper, we introduce a fractional analogue of the Wiener polynomial chaos expansion.
Boguslavskaya, E   +3 more
core   +1 more source

A financial market with singular drift and no arbitrage. [PDF]

open access: yesMath Financ Econ, 2021
Agram N, Øksendal B.
europepmc   +1 more source

On the Minimal Martingale Measure and the Föllmer-Schweizer Decomposition

open access: yes, 1994
: We provide three characterizations of the minimal martingale measure b P associated to a given d-dimensional semimartingale X. In each case, b P is shown to be the unique solution of an optimization problem where one minimizes a certain functional over
Projektbereich B, Martin Schweizer
core  

Conditional exponential moments for iterated Wiener integrals

open access: yes, 1999
We provide sharp exponential moment bounds for (Stratonovich) iterated stochastic integrals under conditioning by certain small balls, including balls in certain Holder-like norms of exponent greater than 1=3. The proof uses a control of the variation of
Ofer Zeitouni, Terry Lyons
core  

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