PreprintCited by 9Stock Market Forecasting MethodsFinancial Markets and Investment StrategiesFinTech, Crowdfunding, Digital Finance

Financial Machine Learning

Open access
Kelly, Bryan T., Xiu, Dacheng·2023·SSRN Electronic Journal

Abstract

We survey the nascent literature on machine learning in the study of financial markets. We highlight the best examples of what this line of research has to offer and recommend promising directions for future research. This survey is designed for both financial economists interested in grasping machine learning tools, as well as for statisticians and machine learners seeking interesting financial contexts where advanced methods may be deployed.

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Crossref · 10.2139/ssrn.4501707

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  • Macro assets, such as commodities, fixed income, currencies, and equity indices, have a smaller cross section than equity markets, creating a 'small data' challenge for training models.

    “Macro assets, such as commodities, fixed income, currencies, and equity indices, have a smaller cross section than equity markets, creating a 'small data' challenge for training models (Kelly and Xiu, 2023).”

    From The Growth and Performance of Artificial Intelligence in Asset Management (2026) · cites this paper as Kelly and Xiu, 2023

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Authors
Kelly, B. T., & Xiu, D.
Affiliations
National Bureau of Economic Research (US)
Corresponding author
Kelly, Bryan T.
Venue
SSRN Electronic Journal
Publisher
Elsevier BV
Published
2023
ISSN
1556-5068 (ISSN-L)
OpenAlex
W4384210651
Cited by
9
References
0
Citations by year
2025: 3 · 2024: 1 · 2023: 3 · 2020: 1 · 2019: 1
Type
posted content
Language
en
Open access
Locations
SSRN Electronic Journal (acceptedVersion)
Topics
  • Social Sciences › Decision Sciences › Management Science and Operations Research › Stock Market Forecasting Methods
  • Social Sciences › Economics, Econometrics and Finance › Finance › Financial Markets and Investment Strategies
  • Social Sciences › Business, Management and Accounting › Management Information Systems › FinTech, Crowdfunding, Digital Finance
Keywords
machine learning, financial markets, financial econometrics, high-dimensional data, time series forecasting, asset pricing, trading strategies

About these checks

Registry, retraction, Cites and statistics results are computed, not judged, with one exception: a printed reference that no index lists is read once by a model before it counts as a citation error. Claims are extracted by a model and kept only when their quote appears verbatim in the text; each cited source is then checked, with a model’s help, for whether it says what the claim relies on. Those verdicts can be wrong — read the claim’s quote and the cited source before relying on one.

Statistics and arithmetic are recomputed, not judged.

Confidence bands are shown only for fields calibrated on our annotated test set. None is calibrated yet, so no band is shown.

What counts as a claim ›How we measure confidence ›How we check this ›

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