Publikationen und Artikel
«Temps aleatoires, filtrations, sous-martingales: quelques developpements recents.»
A. Nikeghbali
"Temps aleatoires, filtrations, sous-martingales: quelques developpements recents."
Ph.D in mathematics supervised by Marc Yor: Universite Pierre et Marie Curie, Paris 6 (2005).
A definition and some characteristic properties of pseudo-stopping times
A. Nikeghbali, M. Yor
Annals of Probability, Vol. 33, No. 5, pp. 1804-1824, (2005)
An essay on the general theory of stochastic processes
A. Nikeghbali
Probab. Surv. 3, pp. 345-412, (2006)
Some random times and martingales associated with BES0(δ) processes (0 < δ < 2)
A. Nikeghbali
ALEA Lat. Am. J. Probab. Math. Stat. 2, pp. 67-89 (2006)
A class of remarkable submartingales
A. Nikeghbali
Stochastic Process. Appli. 116, no. 6, pp. 917-938 (2006)
Multiplicative decompositions and frequency of vanishing of nonnegative submartingales
A. Nikeghbali
J. Theoret. Probab. 19 , no. 4, pp. 931-949, (2006)
Doob’s maximal identity, multiplicative decompositions and enlargements of filtrations
A. Nikeghbali, M. Yor
Illinois Journal of Mathematics, 50, no. 1-4, pp. 791-814, (2006)
Enlargements of filtrations and path decompositions at non stopping times
A. Nikeghbali
Probab. Theory and Related Fields, 136, no. 4, pp. 524-540, (2006)
Non stopping times and stopping theorems
A. Nikeghbali
Stochastic Process. Appl. 117, no. 4, pp. 457-475, (2007)
Non stopping times and stopping theorems
A. Nikeghbali
Stochastic Process. Appl. 117, no. 4, pp. 457-475, (2007)
The characteristic polynomial on compact groups with Haar measure: some equalities in law
P. Bourgade, A. Nikeghbali, A. Rouault
C. R. Acad. Sci. Paris, Ser. I, 345, no. 4, pp. 229-232, (2007)
How badly are the Burholder-Davis-Gundy inequalities affected by arbitrary random times?
A. Nikeghbali
Statistics and Probability Letters, vol. 78, Issue 6, pp. 766-770, (2008)
An arithmetic model for the total disorder process
C. Hughes, A. Nikeghbali, M. Yor
Probab. Theory and Related Fields, 141, no. 1-2, pp. 47-59, (2008)
Zeros of random polynomials cluster uniformly near the unit circle
C. Hughes, A. Nikeghbali
Compositio Mathematica, vol. 144, Part 3, pp. 734-746 (2008)
The characteristic polynomial of a random unitary matrix: a probabilistic approach
P. Bourgade, C. Hughes, A. Nikeghbali, M. Yor
Duke Math. J., 145, pp. 45-69, (2008)
Filtrations
D. Coculescu, A. Nikeghbali
Encyclopedia of Quantitative Finance, Wiley, vol. II, pp. 683-686, (2010)
The Barnes G function and its relations with sums and products of generalized Gamma
A. Nikeghbali, M. Yor
Elect. Comm. in Probab. 14, 396–411, (2009)
On some properties of a universal sigma finite measure associated with a remarkable class of submartingales
J. Najnudel, A. Nikeghbali
Publ. of the Res. Instit. for Math. Sci. (Kyoto University), 47 (2011), no. 4, 911-936
Circular Jacobi ensemble and deformed Verblunsky coefficients
P. Bourgade, A. Nikeghbali, A. Rouault
IMRN, Vol. 2009, No. 23, pp. 4357-4394
Ewens measures on compact groups and hypergeometric kernels
P. Bourgade, A. Nikeghbali, A. Rouault
Séminaires de Probabilités, Vol. 43, pp. 351-377, LNM 2006 (2011)
Hazard processes and martingale hazard processes
D . Coculescu, A. Nikeghbali
Mathematical Finance 22(2012), no. 3, 519-537
Default times, non arbitrage conditions and change of probability measures
D. Coculescu, M. Jeanblanc, A. Nikeghbali
Finance and Stochastics, 16(2012), no. 3, 513-535
Mod-Gaussian convergence: new limit theorems in Probability and Number Theory
J. Jacod, E. Kowalski, A. Nikeghbali
Forum Mathematicum, Vol. 23, No. 4, pp. 835-873, (2011)
Scaled limit and rate of convergence for the largest eigenvalue from the generalized Cauchy random matrix ensemble
J. Najnudel, A. Nikeghbali, F. Rubin
Journal of Statistical Physics, Volume 137, no. 2, pp. 373-406, (2009)
Mod-Poisson convergence in probability and number theory
E. Kowalski, A. Nikeghbali
Intern. Math. Res. Not., 18, pp. 3549-3587, (2010)
On some universal sigma-finite measures and some extensions of Doob’s optional stopping theorem
J. Najnudel, A. Nikeghbali
Stochastic Process. Appl., 122, no.4, 1582--1600 (2012).
Processes of class sigma, last passage times, and drawdowns
P. Cheridito, A. Nikeghbali, E. Platen
SIAM Journal on Financial Mathematics, 3(2012), no. 1, 280-303
A Remarkable σ-finite Measure Associated with Last Passage Times and Penalisation Problems
A remarkable sigma-finite measure associated with last passage times and penalisation results
Contemporary Quantitative Finance, Essays in Honour of Eckhard Platen, pp. 77-98, Springer (2010
Mod-discrete expansions
A. Barbour, E. Kowalski, A. Nikeghbali
Probab. Theory and Related Fields, 158, no. 3-4, 859--893 (2014).
Mod-Gaussian convergence and the value distribution of ζ(½ + it) and related quantities
E. Kowalski, A. Nikeghbali
Mod-Gaussian convergence and the value distribution of zeta(1/2+it) and related quantities
Journal of the London Mathematical Society (2), 86, no. 1, 291-319 (2012)
A new construction of the σ-finite measures associated with submartingales of class (Σ)
J. Najnudel, A. Nikeghbali
C. R. Math. Acad. Sci. Paris, Volume 348, pp. 311-316, (2010)
The distribution of eigenvalues of randomized permutation matrices
J. Najnudel, A. Nikeghbali
Annales de l'institut Fourier, 63 no. 3 (2013), p. 773-838
A Unitary Extension of Virtual Permutations
P. Bourgade, J. Najnudel, A. Nikeghbali
International Mathematics Research Notices, 2013(18):4101-4134
The generalized weighted probability measure on the symmetric group and the asymptotic behavior of the cycles
A. Nikeghbali, D. Zeindler
Ann. Inst. Henri Poincaré Probab. Stat. 49 (2013), no. 4, 961-981
A reading guide for last passage times with financial applications in view
A. Nikeghbali, E. Platen
Finance and Stochastics, Vol. 17(3), 615-640 (2013)
Random permutation matrices under the generalized Ewens measure
C. Hughes, J. Najnudel, A. Nikeghbali, D. Zeindler
Annals of Applied Probability, Vol. 23(3), 987-1024 (2013)
Mod-phi convergence
F. Delbaen, E. Kowalski, A. Nikeghbali
Int. Math. Res. Not. IMRN, no.11, 3445--3485 (2015).
On a flow of operators associated to virtual permutations
J. Najnudel, A. Nikeghbali
Séminaire de Probabilités XLVI, Lecture Notes in Math., 2123, Springer, 481--512 (2014)
Strict local martingales and bubbles
C. Kardaras, D. Kreher, A. Nikeghbali
Ann. Appl. Probab. 25, no.4, 1827--1867 (2015).
Limit theorems for orthogonal polynomials related to circular ensembles
Najnudel, A. Nikeghbali, A. Rouault
Limit theorems for orthogonal polynomials related to circular ensembles
J. Theoret. Probab. 29, 145--169 (2016)
A new kind of augmentation of filtrations suitable for a change of probability measure by a strict local martingale
D. Kreher, A. Nikeghbali
A new kind of augmentation of filtrations suitable for a change of probability measure by a strict local martingale
Statist. Probabilist. Lett., 104, 94--101 (2015)
On the number of zeros of linear combinations of independent characteristic polynomials of random unitary matrices
Y. Barhoumi, C. Hughes, J. Najnudel, A. Nikeghbali
Int. Math. Res. Not. IMRN, no. 23, 12366--12404 (2015)
A note on Helson’s conjecture on moments of random multiplicative functions
A. Harper, A. Nikeghbali, M. Radziwill
Analytic Number Theory, Springer, 145--169 (2015)
A characterization of limiting functions arising in mod-* convergence
E. Kowalski, J. Najnudel, A. Nikeghbali
Electron. Commun. Probab. 20, no. 70, 1--11 (2015)
Mod-Gaussian convergence and its applications for models of statistical mechanics
In memoriam Marc Yor—Séminaire de Probabilités XLVII, 369--425, Lecture Notes in Math., 2137, Springer (2015)
Visit WebsiteMod-ϕ Convergence
V. Féray, P.-L. Méliot, A. Nikeghbali
SprigerBriefs in Probability and Mathematical Statistics
The circular unitary ensemble and the Riemann zeta function: the microscopic landscape and a new approach to ratios
R. Chhaibi, J. Najnudel, A. Nikeghbali
Invent. Math. 207, no. 1, 23--113 (2017
Time-varying Mixture GARCH Models and Asymmetric Volatility
M. Haas, J. Krause, M.S. Paolella and S.C. Steude, The North American Journal of Economics and Finance, Vol. 26(12), 2013
Discrete Time Series, Processes and Applications in Finance
Gilles Zumbach, Springer Finance, ISBN: 978-3-642-31741-5 (2012)
Periodic Potential Schrödinger Equation Coupled to a Wall Potential
Letters in Mathematical Physics 32, 1994, Paolo Vanini
Groups, Determinant Bundle and Tau Functions on Isospectral Sets
Journal of Geometry and Physics, 96/3, 1996, Paolo Vanini
Asymptotic Riemannian Geometry on Isospectral Sets
Journal of Geometry and Physics, 96/2, 1996., Paolo Vanini
A Note on Robustness in the Merton’s Model of Intertemporal Consumption and Portfolio Choice
P. Vanini, F. Trojani, Journal of Economic Dynamics and Control, 26/3, 2001
A Review of Perturbative Approaches for Robust Optimal Portfolio Problems
P. Vanini, F. Trojani, Handbook of Computational Methods in Decision Making, Economics and
Finance”, Eds. B. Rustem et al., Kluwer Academic Press, Singapore
November 2002
Optimal Decision Making under Time Diversification
P. Vanini, L. Vignola
European Finance Review, 6, 2002
On the 3 Portfolios Matching Problem
P. Vanini L. Vignola and F. Trojani
European Financial Management, 8, 2002
A mean-variance approach to fixed income portfolio allocation
Gilles Zumbach, Quantitative Finance, Vol.13, p.1459-1471 (2013)
Visit WebsiteHalf as Many Cheers – The Multiplier Reviewed
Joint work with M. Leippold
Wilmott Magazine, 2, 2002
Operational Risk: A Practitioners Point of View
P. Vanini, S. Ebnöther, A. McNeil, and P. Antolinez
Journal of Risk, 5, 3, 2003
From Operational Risk to Operational Excellence
Joint work with B. Döbeli and M. Leippold
Advances in Operational Risk, 2nd edition, Risk Waters Group, London, 2003
On Habits and Addictions
Joint work with N. Braun
Journal of Institutional and Theoretical Economics, vol. 159, December, 1
35, 2003
A Geometric Approach To Multiperiod Mean Variance Optimization of Assets and Liabilities
P.Vanini, M. Leippold and F. Trojani
Journal of Economic Dynamics and Control, vol. 28, 6, March, 2004
IMF Lending: A Three Players Moral Hazard Game
P.Vanini, B. Döbeli
Journal of Banking and Finance, Volume 28 (12), 2004
Robustness and Ambiguity in General Equilibrium
P. Vanini, F. Trojani
Review of Finance, Volume 8 (2), 2004
Optimal Limit Management
P. Vanini, S. Ebnöther and M. Leippold
Journal of Banking and Finance, 2006 (30), 2006
The Quantification of Operational Risk
P. Vanini, M. Leippold
Journal of Risk, 2005, 8(1), 59-85, 2005
Equilibrium Impact of Value-at-Risk
P. Vanini, M. Leippold and F. Trojani
Journal of Economic Dynamics and Control, Vol. 30 (8) , August, 2006
A Simple Model of Credit Contagion
P. Vanini, M. Leippold and D. Egloff
Journal of Banking and Finance, 2007
Credit Portfolios: What Defines Risk Horizons and Risk Measurement?
P. Vanini, S. Ebnöther
Journal of Banking & Finance, Volume 31, Issue 12, December 2007
Property Derivatives and Index-Linked Mortgages
P. Vanini , J. Syz
Journal of Real Estate Finance and Economics, Vol. 36, No. 1, 2008
Learning and Asset Prices under Ambiguous Information
P. Vanini, M. Leippold and F. Trojani
The Review of Financial Studies, Vol. 21, Issue 6, 2008
Joint Interest Rate Risk Management of Balance Sheet and Hedge Portfolio
P. Vanini, S. Farinelli
The Icfai University Journal of Financial Risk Management, Vol. V, No. 3,
September 2008
Property Derivatives and the Subprime Crisis
P. Vanini, J. Syz
Wilmott Journal, Volume 1 (3), 2008
Efficient Portfolios with Endogenous Liabilities
P. Vanini, Markus Leippold and Fabio Trojani
Forthcoming Quantitative Finance
Credit Migration Risk Modelling
P. Vanini, A. Andersson
Journal of Credit Risk, Volume 6/Number 1, Spring 2010
Stated and Revealed Investment Decisions Concerning Retail Structured Products
P. Vanini, B. Döbeli
Journal of Banking and Finance, Volume 34, Issue 6, June 2010
Arbitrage Free Price Bounds for Property Derivatives
P. Vanini, J. Syz
Journal of Real Estate Finance and Economics, Vol. 43, No. 3, 2011
Old-Age Provisions: Past, Present, Future
P. Vanini, H. Albrecher, P. Embrechts, D. Filipovic, G. Harrison, P. Koch-Medina, S. Loisel and J. Wagner
European Actuarial Journal 6(2), 287-306, 2016