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Quant LetterNo. 39

March 2024, Week 1

98 items across 7 sections, as sent to readers on 6 March 2024. Paper titles open their ML-Quant page; ↗ goes to the source.

arXiv

Quantitative-finance and ML-for-finance preprints from arXiv.

18 items

Finance8

01

Optimal Hedging

The study investigates the best way to hedge risk using derivatives in incomplete markets, focusing on an investor exposed to two assets and using vanilla options as hedging tools.

8 shares2 citations todaySource ↗

02

Insider Trading Detection

The article introduces an unsupervised machine learning technique for detecting potential insider trading by analyzing large datasets, using principal component analysis and autoencoders.

7 shares2 citations todaySource ↗

03

Volatility Strategy

The research looks at the growth of derivative markets in China, focusing on a short-volatility strategy using ETF options data, and suggests model improvements based on volatility forecasts.

7 sharesSource ↗

04

Deep Learning for Pricing

The study introduces a new deep learning method for pricing European options in diffusion models, transforming the option pricing equation into an energy minimization problem and using deep artificial neural networks.

6 shares4 citations todaySource ↗

05

Digitwashing

The discrepancy between a company's digital transformation promises and actual results can lead to a stock price crash, worsened by economic policy uncertainty and unprofitable firms.

4 shares2 citations todaySource ↗

06

Fourier Pricing of Multi-Asset Options

The RQMC quadrature enhances the scalability of Fourier methods in pricing multi-asset options, surpassing traditional methods and offering practical error estimates.

4 shares3 citations todaySource ↗

07

Properties of EVaR

The Lambert function has been used to successfully calculate the Entropic Value-at-Risk (EVaR) measure for various distributions like Poisson, Gamma, and Laplace.

3 shares5 citations todaySource ↗

08

Fill Probabilities in Order Book

A new stochastic model accurately calculates fill probabilities for limit orders at different price levels in the order book, effectively capturing its dynamics.

2 shares3 citations todaySource ↗

Miscellaneous5

01

Robust Utility Valuation

The article presents a new method for maximizing utility with semistatic strategies for exotic options, introducing a robust form of convex integral functionals and establishing key results, which provide a solution for the robust utility maximization problem and a representation of associated indifference prices.

9 sharesSource ↗

02

MambaStock Prediction

The paper presents MambaStock, a new Mamba-based model for predicting stock prices using historical market data, which outperforms previous methods in accuracy, aiding investors in making informed decisions.

7 shares31 citations todaySource ↗

03

Bandit Profit-maximization

The study explores a sequential profit-maximization problem, optimizing price and marketing expenditures across multiple markets with different demand curves, and introduces near-optimal algorithms for this problem in an adversarial bandit setting, proving an upper and lower regret bound for monotonic demand curves.

6 sharesSource ↗

04

ARED

The article presents ARED, the first comprehensive Argentinian real estate price prediction dataset, featuring descriptive details and images for each listing.

3 sharesSource ↗

05

Transformer for Time Series

The research investigates the use of transformer models in financial time series prediction, showing promising results with synthetic data and insightful findings on S&P500 data volatility prediction.

3 shares4 citations todaySource ↗

Historical Trending5

02

Market Microstructure and Pricing

The paper presents a discrete binary tree for pricing contingent claims, which is arbitrage-free, market-complete, and maintains all parameters controlling the historical price dynamics.

57 sharesSource ↗

03

Local Volatility in Rate Models

The article explains the implementation of Local Volatility in market modeling to replicate most swaption prices within a single model, but short-term swaption volatility cannot be accurately generated due to the use of a normal distribution.

37 sharesSource ↗

04

Gamma Hedging

The research uses rough path theory to show that a specific hedging strategy can replicate other European options, even without a specific pricing model.

32 shares2 citations todaySource ↗

05

Talent Hoarding

The study reveals that talent hoarding by managers in companies discourages employees from seeking new roles, affecting career growth and talent distribution within the organization.

30 shares12 citations todaySource ↗

SSRN

Working papers in finance and economics from SSRN.

27 items

Quantitative9

01

Inflation Model

The article presents a new model for predicting inflation volatility, claiming superior performance over traditional methods.

20 sharesSource ↗

02

Intraday Volatility Prediction

The paper proposes a new method for predicting intraday volatility in financial data using Ito semimartingale models and a Two-side Projected-PCA procedure.

2 sharesSource ↗

03

Banking Stability Prediction

The research uses the CAMELS framework and machine learning to assess the performance of major banks in top GDP countries, with the aim of predicting future performance.

2 sharesSource ↗

04

Seeking Alpha: Investment Advice

Investment Advice: Investment advice from Seeking Alpha offers timely and relevant information for savvy investors, impacting immediate market returns and 90-day drift returns.

3 shares1 citation todaySource ↗

05

AI Risk Package

The authors introduce a Python package and metrics for managing risks in Artificial Intelligence applications, emphasizing their interpretability and reproducibility.

14 sharesSource ↗

06

Asset Pricing Frictions

The notes detail a Big Data Asset Pricing course, covering asset pricing basics, transaction costs, market liquidity risk, and machine learning.

2 sharesSource ↗

07

Barycentric ML Optimization

The study suggests a method to decrease machine learning algorithms' execution time in high-dimensional spaces using the barycentric correction procedure.

3 sharesSource ↗

08

Robust Inference for Financial Portfolios

The article highlights the importance of accurately modeling asset dependence in financial portfolios, emphasizing the significance of correlation-concordance matrices during market stress.

2 sharesSource ↗

Financial18

01

Local Edgeworth

The article introduces a mathematical model to estimate changes in level-volatility in a Brownian semimartingale, incorporating skewness and kurtosis through fluctuating correlations and volatility changes.

3 shares1 citation todaySource ↗

02

Greenium Search

The study introduces a robust green score and expected returns to calculate the greenium, the expected return of green securities compared to brown, which is found to be more negative in greener countries and over time.

25 shares20 citations todaySource ↗

03

Commodity Pricing

The article shows that a latent-factor model using the Instrumented Principal Component Analysis methodology surpasses existing models in explaining variations in commodity futures returns, with momentum, expected shortfall, and idiosyncratic volatility as key factors.

3 shares1 citation todaySource ↗

04

Asset Ratio

The article proposes a strategy to improve weak medium-term returns in retirement portfolios by adjusting the stock percentage based on the earnings yield of stock and the current yield of bonds, with caution needed when stock prices exceed sustainable levels.

3 sharesSource ↗

05

Toxicity Trade-off

The paper investigates the liquidity provision game in decentralized exchanges, revealing a tradeoff between toxicity and competitiveness in liquidity provision and offering a new guideline for liquidity provision in the decentralized financial market.

6 sharesSource ↗

06

Insider Trading Detection

The article proposes a machine learning method for detecting potential insider trading by analyzing large datasets of trading positions.

2 sharesSource ↗

07

Limit Order Book Simulations Review

The piece reviews models of Limit Order Books simulations, emphasizing the role of AI in improving these models and the significance of price impacts in algorithmic trading.

2 shares19 citations todaySource ↗

08

Overcoming Markowitz's Instability

The paper shows the hierarchical risk parity (HRP) approach is superior to the traditional Markowitz portfolio allocation method in terms of noise reduction and robustness.

4 shares3 citations todaySource ↗

09

Dispelling Myths in Optimization

The article discusses the widespread use of mean-variance optimization in quantitative finance, dispels associated myths, and introduces the concept of mean-variance-equivalent distributions.

7 shares6 citations todaySource ↗

10

Global FX Ambiguity in Portfolios

The study examines the effect of global foreign exchange ambiguity on currency portfolios, finding that high ambiguity leads to high currency carry returns and uncovers uncertainty not captured by FX volatility.

3 shares2 citations todaySource ↗

13

Robust Stochastic Volatility Models

The paper suggests four principles to evaluate the suitability of a Stochastic Volatility model for valuing derivative securities across various asset classes.

2 sharesSource ↗

15

Mutual Fund Outflows and First-Mover Advantage

The study suggests that mutual fund outflows after poor performance are due to a firstmover advantage in the asset market, not investor behavior, affecting mutual fund industry regulation and understanding.

4 sharesSource ↗

16

Cryptocurrency Factor Diversification

Research indicates that adding size and momentum-based cryptocurrency factors to a stock-bond portfolio can significantly diversify it, with machine-learning asset allocation strategies enhancing these benefits.

3 sharesSource ↗

17

Global Mutual Fund Flows Study

The research shows that investors' decisions are influenced by the performance of mutual funds, with variations based on the fund's size and market position.

2 sharesSource ↗

RePEc

Economics working papers from RePEc's NEP field reports.

18 items

Finance4

01

Investment Strategies Development

A new scale for assessing short and long-term investment strategies was developed and proven reliable for understanding investment decision-making processes.

16 sharesSource ↗

02

Estr OIS Market Efficiency

The study finds that only investors skilled in navigating the bid-ask spread can profit from mispricing in Euro Short Term Rate Overnight Index Swaps.

16 sharesSource ↗

03

Mutual Funds Active Investors

The study reveals that individual investors in mutual funds act as momentum buyers and contrarian sellers, with older and larger transaction investors more likely to be momentum buyers.

14 sharesSource ↗

04

Credit Rating Announcements Trading Responses

The research finds that investors react differently to changes in credit ratings from issuer-paid and investor-paid agencies, and can earn significant abnormal returns by using information from both.

11 sharesSource ↗

Statistical6

04

AI for human learning

The paper presents a framework for integrating AI into education and proposes a learning design model for AI-based learning support systems.

12 sharesSource ↗

06

Stock Return Forecasting with Machine Learning

The article uses machine learning to predict stock returns, challenging the efficient market hypothesis due to its strong predictive power. It also shows that machine learning models are effective in out-of-sample performance.

17 sharesSource ↗

Historical Trending8

01

Adaptive Portfolio Selection with Transaction Costs

The paper introduces an adaptive moving average method with peer impact for online portfolio selection, which considers the influence of other risky assets for accurate return predictions, and an adaptive mean-variance model for risk measurement.

23 sharesSource ↗

03

Robust Testing of Risk Premia

The article introduces new tests for risk premia in linear factor models that are robust to small sample sizes and weak identification of risk premia, and revisits two empirical applications to show differences from traditional tests.

11 sharesSource ↗

04

Independent Directors and Financial Fraud

The research finds that companies with dissenting independent directors, identified through machine learning predictions and Chinese board voting data, have a lower future risk of financial fraud.

9 sharesSource ↗

05

Adaptive Portfolio Selection

The paper discusses the use of polynomial series, specifically Taylor and Bernstein series, to solve dynamic portfolio optimization problems.

9 sharesSource ↗

06

Volatility, Growth, and Returns

The research suggests using the characteristic function to estimate linear models with errors in financial econometrics, with applications to the capital asset pricing model.

8 sharesSource ↗

07

Robust Testing

A new test is introduced for identifying changes in risk exposures of large financial asset portfolios, revealing portfolio weight dynamics across different regimes.

8 sharesSource ↗

08

Independent Directors

The research uses micro-scale job-household data and machine learning to analyze spatiotemporal patterns in Tokyo, highlighting urbanization and suburbanization trends.

7 sharesSource ↗

Machine learning

The general machine-learning papers the letter carried in 2023-25.

4 items

Recently Published4

01

Active Inference for Stat Analysis

A new method called Active inference, which uses machine learning to collect data and focuses on areas where the model is uncertain, achieves the same accuracy with fewer samples than previous methods.

32 shares53 citations todaySource ↗

02

Behavior Generation with VQ-BeT

The Vector-Quantized Behavior Transformer (VQ-BeT), a new model for behavior generation, improves multimodal action prediction, conditional generation, and partial observations, and speeds up inference.

32 shares221 citations todaySource ↗

03

Preventing Reward Hacking

A novel method to prevent reward hacking in AI systems uses state occupancy measure instead of action distribution, effectively avoiding significant drops in true reward.

10 shares55 citations todaySource ↗

04

Variance in Fair Classification

Variance in predictions across different models is a major source of error in fair binary classification, and a new metric, self-consistency, is proposed to measure and reduce randomness, challenging the effectiveness of common algorithmic fairness methods.

65 shares51 citations todaySource ↗

GitHub

Repositories the letter featured.

7 items

Finance7

01

HSBC Order Book Project

University students and HSBC's AI team have developed a profitable trading strategy using machine learning algorithms on level2 limit order book data.

9 shares

02

Math Finance Analysis

The article explores the application of financial modeling and quantitative analysis in finance.

3 shares

03

ML USU Repository

The piece details a Github repository for a machine learning course managed by a professor.

28 shares

04

Real-time Data Pipelines

The article provides a guide on creating real-time feature pipelines using Python.

80 shares

05

DataDreamer Data Generation

The article explores the creation of synthetic data and training of align models using DataDreamer Prompt.

524 shares

06

Python Made Easy

The article offers tips for a smoother experience with Python programming.

10,260 shares

07

Smart Contract Empowerment

The piece provides guidance on creating reliable and efficient smart contracts.

57,633 shares

Podcasts

Episodes on markets, quant methods and economics.

3 items

Quantitative3

01

Mastering Quant Finance Interviews

Katherina DuongBernet provides tips for successful interviews in the quant finance sector, covering employer expectations, common questions, and preparation strategies.

19 shares

02

Specialty Finance and Data Investing

Barry Ritholtz of Bloomberg Radio interviews David Snyderman from Magnetar Capital LLC, discussing his career and role in the company.

13 shares

X / Twitter

Posts from quant researchers on X.

21 items

Quantitative8

02

Weekly Research Topic Recap

A weekly summary of research on topics like ESG investing, Macro Machine Learning, Volatility, etc. has been released.

6 shares

04

Multipletesting for FX Trading Signals

A new framework for testing predictive signals surpasses current frameworks when used on over 20,000 FX trading rules across 30 currencies.

3 shares

05

Quant Trading Books

The author suggests three beneficial books on quant trading, two of which were instrumental in their early hedge fund career.

3 shares

06

Private Equity

The article offers an in-depth analysis and discussion on the subject of private equity.

2 shares

07

International Finance Notes

The article provides detailed lecture notes covering a range of topics within international finance.

1 shares

08

Equity Risk Factor Paper

The article introduces a research paper focused on Equity Risk Factor Regimes.

1 shares

Miscellaneous8

01

Stock Forecasting Comparison

The article explores the prediction of a stock's performance over the market, noting that simple models can be as effective as complex ones.

0 shares

02

Profiting Trends

Transtrend provides strategies on how to gain profits from market trends.

0 shares

03

Weirdness Prompting AIs

The article delves into the complexities and unpredictability associated with prompting artificial intelligence.

0 shares

04

PyRIT AI Red Team Tool

Microsoft employs PyRIT, a Python-based tool, for risk identification in generative AI.

0 shares

Related5

01

High Frequency Arbitrage

The article explains how high-frequency statistical arbitrage uses advanced tech and models to take advantage of brief market inefficiencies.

14 shares

02

Stop Loss Strategy Pros And Cons

The piece highlights how hedge funds have led the way in using high-frequency statistical arbitrage to profit from tiny, fleeting price differences in various assets.

14 shares

03

Responsible Investing Path

The piece discusses how changes in investors' expectations of central bank actions have recently affected financial markets.

4 shares

04

High Frequency Arbitrage

The article explores the inclusion of a frequently ignored asset class into a sustainable multi-asset portfolio.

3 shares

05

Benchmark for RL

The article criticizes some research tools for being either too slow without significant computational resources or not challenging enough.

60 shares

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