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Quantitative Finance · Glosario

¿Qué es Microstructure noise, bid–ask bounce?

También llamado: microstructure noise · bid--ask bounce

Definition 21.1 Quantitative Methods · Capítulo 21 — High-Frequency Econometrics

Microstructure noise is the difference between an observed price and the efficient price, created by the trading process: the spread, the price grid, the discreteness and staleness of quotes. The bid–ask bounce is its best-known form: successive trades at the bid and at the ask make observed returns alternate in sign when the efficient price has not moved.

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