Stochastic models with power-law tails

D Buraczewski, E Damek, T Mikosch - The equation X= AX+ B. Cham …, 2016 - Springer
Dariusz Buraczewski Ewa Damek Thomas Mikosch The Equation X = AX + B Page 1
Springer Series in Operations Research and Financial Engineering Dariusz Buraczewski …

[BOOK][B] The fundamentals of heavy tails: Properties, emergence, and estimation

J Nair, A Wierman, B Zwart - 2022 - books.google.com
Heavy tails–extreme events or values more common than expected–emerge everywhere:
the economy, natural events, and social and information networks are just a few examples …

Persistence and procyclicality in margin requirements

P Glasserman, Q Wu - Management Science, 2018 - pubsonline.informs.org
Margin requirements for derivative contracts serve as a buffer against the transmission of
losses through the financial system by protecting one party to a contract against default by …

Interplay of insurance and financial risks in a stochastic environment

Q Tang, Y Yang - Scandinavian Actuarial Journal, 2019 - Taylor & Francis
Consider an insurer who makes risky investments and hence faces both insurance and
financial risks. The insurance business is described by a discrete-time risk model modulated …

Precise large deviation asymptotics for products of random matrices

H **ao, I Grama, Q Liu - Stochastic Processes and their Applications, 2020 - Elsevier
Let (gn) n⩾ 1 be a sequence of independent identically distributed d× d real random
matrices with Lyapunov exponent λ. For any starting point x on the unit sphere in R d, we …

Large deviation estimates for branching random walks

D Buraczewski, M Maślanka - ESAIM: Probability and Statistics, 2019 - esaim-ps.org
Large deviation estimates for branching random walks Page 1 ESAIM: PS 23 (2019) 823–840
ESAIM: Probability and Statistics https://doi.org/10.1051/ps/2019006 www.esaim-ps.org …

Precise large deviations for random walk in random environment

D Buraczewski, P Dyszewski - 2018 - projecteuclid.org
We study one-dimensional nearest neighbour random walk in site-dependent random
environment. We establish precise (sharp) large deviations in the so-called ballistic regime …

Large deviation expansions for the coefficients of random walks on the general linear group

H **ao, I Grama, Q Liu - The Annals of Probability, 2023 - projecteuclid.org
Consider (gn) n≥ 1 a sequence of independent and identically distributed random matrices
and the left random walk G n:= gn… g 1, n≥ 1 on the general linear group GL (d, R). Under …

Edgeworth expansion and large deviations for the coefficients of products of positive random matrices

H **ao, I Grama, Q Liu - arxiv preprint arxiv:2209.03158, 2022 - arxiv.org
Consider the matrix products $ G_n:= g_n\ldots g_1 $, where $(g_ {n}) _ {n\geq 1} $ is a
sequence of independent and identically distributed positive random $ d\times d $ matrices …

Precise large deviation estimates for branching process in random environment

D Buraczewski, P Dyszewski - arxiv preprint arxiv:1706.03874, 2017 - arxiv.org
We consider the branching process in random environment $\{Z_n\} _ {n\geq 0} $, which is
a~ population growth process where individuals reproduce independently of each other with …