A Stochastic Partial Differential Equation Model for Limit Order Book Dynamics
نویسندگان
چکیده
We propose an analytically tractable class of models for the dynamics a limit order book, described through stochastic partial differential equation with multiplicative noise book centered at mid-price, along mid-price which is consistent flow dynamics. provide conditions under model admits finite-dimensional realization driven by (low-dimensional) Markov process, leading to efficient methods estimation and computation. study two examples parsimonious in this class: two-factor depth mean reverting. For each we perform detailed analysis role different parameters, price, depth, volume, imbalance, intuitive financial interpretation variables involved, show how reproduces statistical properties price changes, market markets.
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ژورنال
عنوان ژورنال: Siam Journal on Financial Mathematics
سال: 2021
ISSN: ['1945-497X']
DOI: https://doi.org/10.1137/19m1254489