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The self-exciting nature of the bid-ask spread dynamics

Bibliographic record. Follow the original-source link for the publication.

Field Value
Primary domain Unclassified
Other domains
Methods
Facets
Authors Ruihua Ruan, Emmanuel Bacry, Jean-François Muzy
Published 2023-06-06
Source arXiv Quantitative Finance History
Identifiers arxiv:2303.02038
URL Open original source

Editorial synthesis

Why it matters

The study lets both spread jump sizes and intensities depend on the current spread state, seeking a closer representation of self-exciting and state-dependent bid-ask spread dynamics. (abstract:S1, abstract:S2)

Main author claims

  • The authors propose a State-dependent Spread Hawkes model with multiple spread jump sizes and intensity functions affected by the current spread state. (abstract:S2)
  • The authors report: On CAC40 Euronext high-frequency data, the authors report that the model captures spread, inter-event-time, and autocorrelation distributions and can forecast spreads at short horizons. (abstract:S3, abstract:S4)

Data, method, or discussion scope

The evidence covers distributional fit, autocorrelation, and short-horizon spread forecasts on CAC40 Euronext high-frequency data. (abstract:S3, abstract:S4)

Main limitations

The abstract reports one market and short horizons but no forecast metric, baseline, or out-of-sample design, so forecast gains and cross-market robustness cannot be compared. (abstract:S3, abstract:S4)

Relationships

  • None recorded.