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Quant LetterNo. 85

February 2025, Week 3

151 items across 9 sections, as sent to readers on 19 February 2025. Paper titles open their ML-Quant page; ↗ goes to the source.

arXiv

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

22 items

Finance5

01

Deep BSDE Pricing and Delta-Gamma

A new method for pricing and hedging high-dimensional Bermudan options using a deep BSDE approach has been demonstrated, showing accuracy and robustness with up to 100 risk factors.

6 shares4 citations todaySource ↗

02

Generative AI in Public Sector

The application of Generative AI in public sector tasks showed mixed results, improving document understanding but decreasing data analysis quality.

6 shares1 citation todaySource ↗

03

Robust Equity-Indexed Annuity Pricing

A new method for pricing equity-indexed annuities with cliquet-style payoffs and early surrender risk has been proposed, using a tree-based framework and local volatility optimization.

6 shares1 citation todaySource ↗

04

Cholesky Decomposition Asset Selection

A new asset selection method for mean-variance portfolios has been proposed, allowing for quicker optimization and construction of portfolios with fewer assets.

5 shares1 citation todaySource ↗

05

Actuarial xVA Hedging Approach

The pricing and hedging of counterparty credit risk and funding when there's no chance to hedge the jump to default is considered, using local risk-minimization and a BSDE.

5 sharesSource ↗

Economics7

02

XOR Package Bids in Electricity Auctions

The research introduces decision support algorithms to enhance package bid selection in combinatorial auctions, specifically in electricity auctions, to improve computational feasibility and overall welfare.

11 shares8 citations todaySource ↗

03

ChatGPT and DeepSeek in Stock Market Prediction

The research shows that ChatGPT, a language model, can predict stock market and macroeconomic trends more accurately than other models like DeepSeek by analyzing information from the Wall Street Journal.

11 shares18 citations todaySource ↗

04

Flood Risk & Home Prices in Italy

The Covid-19 pandemic has sparked a rise in entrepreneurship in the UK, mainly among men aged 35-49 in London, potentially increasing wealth inequalities.

10 shares1 citation todaySource ↗

07

Analyzing Flood Risk & Home Prices

Artificial intelligence has been used to uncover hidden topics in development finance from the OECD's Creditor Reporting System dataset, improving understanding of donor priorities.

8 sharesSource ↗

Miscellaneous4

01

Generative AI Benchmarking for Finance

LOB-Bench, a Python benchmark tool, has been launched to assess the quality of generative message-by-order data for limit order books, with the GenAI approach showing superior performance.

13 shares9 citations todaySource ↗

02

AI vs Web: Evidence from Sierra Leone Teachers

Evidence from Sierra Leone Teachers: An AI chatbot used by teachers in Sierra Leone has proven to be more efficient and relevant than traditional web search, indicating AI's potential in areas with limited internet access.

7 shares4 citations todaySource ↗

03

Neural Network Model for Regression

A novel method combining non-parametric regression, factor models, and neural networks has been introduced, showing effectiveness in predicting equity ETF indices prices and macroeconomic data.

7 sharesSource ↗

04

FLAGTrader: Fusion LLM-Agent

Fusion LLM-Agent: FLAG-Trader, a new architecture combining linguistic processing and reinforcement learning, has been proposed to enhance decision-making in interactive financial markets.

5 shares33 citations todaySource ↗

Crypto & Blockchain2

01

Blockchain Ecommerce Survey

A study reveals that 33% of blockchain users in e-commerce engage in fraud, proposing a solution of a trusted authority downgrading fraudulent parties' credit records on a permissioned blockchain.

6 sharesSource ↗

02

Cryptocurrency in UniswapV2

An analysis of decentralized exchanges (DEXs) shows high risks in investing in new tokens due to liquidity traps and fraud, emphasizing the importance of understanding the financial dynamics and risks of decentralized markets.

5 shares5 citations todaySource ↗

Historical Trending4

01

RiskSensitive RL with LLMs

The article introduces a trading agent that uses reinforcement learning and language models to analyze financial news and make risk-sensitive trading recommendations, tested on the Nasdaq-100 index.

30 shares22 citations todaySource ↗

02

Sectoral Production Heterogeneity & GDP Effects

The article presents a strategy to estimate the impact of a negative sectoral shock on GDP, highlighting the varying effects based on sectors' ability to substitute inputs and their role as input suppliers.

15 sharesSource ↗

03

Entropy of Expectation & Price

The article explores the non-linear pricing in incomplete securities markets, measuring strategic risks using an entropic risk metric and adjusting the price for market incompleteness and default risk.

15 shares1 citation todaySource ↗

04

Ecommerce Advertising & Marketplace Functions

The article suggests that separating advertising from e-commerce platforms can benefit sellers but harm consumers and may not necessarily enhance social welfare due to differing economic incentives.

9 shares1 citation todaySource ↗

SSRN

Working papers in finance and economics from SSRN.

34 items

Quantitative18

02

AI and ML for Cloud Migration

A review indicates that AI and machine learning can simplify the process of cloud migration, despite issues like shortage of skilled workers and data security risks.

10 sharesSource ↗

04

Evolution of Portfolios

The article studies the evolution of portfolio management over 70 years, focusing on the challenges of integrating investment signals into optimization frameworks.

253 sharesSource ↗

06

Enhanced Factor Portfolio Optimization

The paper explores the use of an Enhanced Portfolio Optimization model for factor investors to optimize asset allocation, considering the recent poor performance of the value factor in the US equity market.

55 sharesSource ↗

08

Private Firm News Disclosure Effects

The research reveals that voluntary news disclosure by private firms increases the investment sensitivities of public peer firms, especially in volatile industries with less local newspaper coverage.

87 sharesSource ↗

09

Options Trading Impact on Stock Market

The paper investigates the effect of equity options trading and investor sentiment on stock market returns and volatility, concluding that both call and put option trading increase stock price volatility.

22 sharesSource ↗

10

Mutual Fund Investors and Seeking Alpha

The study shows increased sensitivity to alpha risk and expenses among mutual fund investors from 1991 to 2016, with poor timing in alpha-chasing proving harmful to most investors.

17 sharesSource ↗

11

Crude Oil Market Risk Premium

The Tail Risk Premium (TRP) in the crude oil market is a stronger predictor of future returns than the Variance Risk Premium (VRP), despite being smaller.

83 sharesSource ↗

14

Oil Production Decline Prediction

Ensemble residual machine learning models are more effective than traditional models in oil production forecasting due to their ability to handle high nonlinearity in data.

14 sharesSource ↗

15

Stanfords s1 vs. DeepSeek-R1

The s1 model, trained on a compact dataset, is cost-efficient and accurate in complex reasoning tasks, with a mechanism that allows controllable test-time scaling.

286 sharesSource ↗

17

Value Investing Theory Practice

An accounting-based valuation model supports value investing theories, aligns with strategies used by legendary investors, and accommodates return prediction patterns documented by researchers.

80 shares3 citations todaySource ↗

18

Corporate Hedging Debt Costs Emerging Market

Corporate hedging has varied effects on Brazilian firms' debt costs, increasing primary market costs but reducing risk in the secondary market, with subsidized credit not significantly affecting this relationship.

10 sharesSource ↗

Financial16

01

Improving Beta Strategy

The article introduces a new investment strategy called Betting Against Bad Beta. This strategy enhances the performance of Betting Against Beta strategies by considering both good and bad beta. However, its success is reliant on effective transaction cost management.

14 sharesSource ↗

02

Flaws in 4% Rule

The article critiques the 4% withdrawal rule in retirement planning, highlighting its historical shortcomings and advocating for more flexible strategies.

301 sharesSource ↗

03

Credit Risk Upgrade

The piece suggests that data from US corporate bond holdings can provide more accurate and timely information than traditional credit ratings in fixed income markets.

40 sharesSource ↗

04

Cryptocurrency Liquidity

The study examines the link between market volatility and liquidity in cryptocurrency markets, using a model to assess the impact.

35 sharesSource ↗

05

Portfolio Optimization

The paper presents a unified framework for portfolio optimization, combining traditional Mean-Variance analysis with additional risk constraints for robust investment strategies.

108 sharesSource ↗

06

FearBased Pricing

The article introduces a new fear-based model for returns, arguing that it could have predicted most anomalies and factors in the past 50 years.

244 sharesSource ↗

07

Climate Risks in Real Estate

The study shows how physical climate risks, specifically river floodings, can affect the credit risk parameters and internal capital calibration of banks.

94 sharesSource ↗

08

Monetary Policy Impact

The research shows that hedge funds adjust their market exposure based on monetary policy, using information from FOMC announcements to predict market trends.

53 sharesSource ↗

10

Simple Climate Stress Testing

The BKMN model is presented to help financial institutions perform climate stress tests, connecting temperature and CO2 prices to financial market effects.

116 sharesSource ↗

14

Risks of Investing in Meme Coins

The paper explores the risks of investing in meme coins, using the TRUMP token as an example, and highlights issues of transparency, market manipulation, and insider advantages.

48 sharesSource ↗

15

Return Connectedness Among Cryptocurrencies

The research analyzes the interconnectedness in returns among five major cryptocurrencies, identifying Bitcoin and Ethereum as net return transmitters and Cardano and Ripple as effective for portfolio optimization.

21 sharesSource ↗

16

Foreign Exchange Trading Volume Impact

The paper studies the effect of foreign exchange trading volume on exchange rate volatility, emphasizing the significant impact of the U.S. dollar through a third-party channel.

12 sharesSource ↗

RePEc

Economics working papers from RePEc's NEP field reports.

30 items

Finance10

02

Volatile KSE-30 Equities Allocation

Machine learning has been used to identify assets contributing to downward trends in the Pakistan Stock Exchange, suggesting a portfolio optimization strategy for effective asset allocation.

25 sharesSource ↗

03

Country Equity Risk Premia Factor Model

A new model using instrumented principal component analysis has been developed to predict emerging market returns, outperforming other models in predicting country equity risk premia.

21 sharesSource ↗

04

Financial Model Feature Importance

The application of machine learning in financial models can produce misleading feature importance ranks, emphasizing the need for careful use of these techniques.

18 sharesSource ↗

05

Portfolio Optimization with Risk Parity

A new risk parity portfolio optimization method considers fat-tailed and heteroscedastic asset returns, reducing portfolio turnover during market turmoil and enhancing risk-adjusted returns.

16 sharesSource ↗

06

FAANG Stocks as Safe Havens

Research shows that high-performing US tech stocks like FAANG can act as a safety net for Bitcoin and Ethereum investors, offering diversification benefits.

16 sharesSource ↗

Statistical3

03

Market Competition and Zero-Leverage Policies

Research indicates that increased product market competition leads firms, particularly those with high earnings volatility, to adopt zero-leverage policies, emphasizing the impact of earnings volatility on capital structure decisions.

18 sharesSource ↗

Machine Learning6

03

Multiscale Dynamics in Chinese Financial Markets

The paper introduces a new statistical machine learning method for breaking down and analyzing complex time series, proving its effectiveness on financial data from the COVID-19 pandemic, suggesting it could replace traditional methods.

13 sharesSource ↗

04

Random Forest for Ordered Choice Model

The article introduces a new machine learning tool, Ordered Forest, that estimates conditional choice probabilities and marginal effects, with software available in R and Python.

13 sharesSource ↗

06

Differential Returns in Germany

The study uses machine learning to analyze rates of return on wealth in Germany, revealing a negative return for the bottom 50% when adjusted for inflation and interest, with socio-economic factors predicting wealth distribution.

11 sharesSource ↗

Deep Learning1

01

Detecting Asset Price Bubbles with Deep Learning

The article discusses a deep learning algorithm designed to detect financial asset bubbles through the analysis of observed call option prices. This algorithm was tested on tech stock market data and under different models.

15 sharesSource ↗

Historical Trending10

01

Predicting VIX Trends

The study uses machine learning to predict the CBOE Volatility Index, finding that weekly jobless claim data significantly impacts market volatility and improves trading strategies' resilience.

23 sharesSource ↗

02

Sales Prediction on Jumia

The research uses machine learning to predict sales on Jumia, revealing that the gradient boosting machine model is superior to the linear regression model, and sales are driven by pricing, promotions, and seasonal factors.

17 sharesSource ↗

03

Stock Price Prediction in Eurozone Banks

The paper compares the effectiveness of different models in predicting European banking sector stock prices, concluding that traditional machine learning models outperform advanced deep learning models.

13 sharesSource ↗

04

Money Market Trading

The article examines the opportunities and risks of money market trading in the Swiss banking sector, providing valuable information for professionals and clients and outlining the basic requirements for money market traders.

8 sharesSource ↗

05

Selective-Combined Inflation Forecasting

The study aims to enhance inflation forecasting by incorporating machine learning methods, demonstrating that this hybrid approach significantly reduces forecasting errors and improves the reliability of short-term forecasts.

7 sharesSource ↗

08

Translating Thirukural: MsT vs. HT

MsT vs. HT: The research compares the accuracy of Microsoft and Human translations of ancient Tamil literature into English, noting changes in the targeted text.

3 sharesSource ↗

10

Strategic AI Governance in Moldova

The article suggests a framework for AI governance in Moldova to meet EU standards, highlighting the role of responsible AI governance in supporting Moldova's EU aspirations.

2 sharesSource ↗

Papers with code

Papers that shipped their code, from the Papers with Code feed (2023-25).

8 items

Trending4

02

LIMO: Less is More for Reasoning

Less is More for Reasoning: The article shows that complex mathematical reasoning can be achieved with a minimal number of examples.

561 shares

Rising4

01

CodeIO: Reasoning Patterns

Reasoning Patterns: The article discusses the inherent reasoning capabilities of Large Language Models.

284 shares

02

PIKERAG: Knowledge Generation

Knowledge Generation: The piece highlights the limitations of Retrieval-Augmented Generation systems in meeting the varied needs of industrial applications.

194 shares

03

Temporal Memory for Understanding

The article introduces Temporal Working Memory, a cognitive module designed to enhance the temporal modeling abilities of MFMs.

94 shares

04

Agentic Reasoning for LLMs

The article presents Agentic Reasoning, a new framework that incorporates external tool-using agents to improve the reasoning of Large Language Models.

92 shares

GitHub

Repositories the letter featured.

10 items

Finance5

01

HRPA

The article explores the use of hierarchical risk parity algorithms in managing financial risks.

26 shares

02

NexusTrader

NexusTrader, a professional-level open-source platform for quantitative trading, is introduced.

229 shares

03

Microsoft KMAI

The use of RAG architecture, LLM, and natural language in data indexing, querying, and source tracking is discussed.

1,771 shares

04

Zjh819LLMDataHub

The guide offers tips on fine-tuning datasets for better trending analysis.

2,847 shares

05

Sinaptikaipandasai

The article introduces PandasAI, a tool that facilitates conversational data analysis using LLMs and RAG.

14,502 shares

Trending5

01

ABIDES Simulation

ABIDES AgentBased Interactive Discrete Event Simulation discusses an interactive simulation system.

408 shares

02

Warez and Piracy Links

A curated list of awesome warez and piracy links compiles links related to software piracy.

24,528 shares

03

AI Web Browsing

Use your locally running AI models to assist you in your web browsing explains how to use AI for better web browsing.

4,852 shares

04

Research Assistant

Fully local web research and report writing assistant describes a tool for offline web research and report writing.

2,251 shares

05

Vercel Builder

Build AIpowered applications with React Svelte Vue and Solid guides on creating AI applications using different web development frameworks.

11,930 shares

News

Industry news: funds, hiring, markets and regulation.

20 items

Quantitative10

01

Graham Capital's Leadership Change

Jens Foehrenbach is now the President and Co-Chief Investment Officer at Graham Capital Management, a $20bn investment firm.

6 shares

02

Investors Flock to Hedge Funds

A BNP Paribas survey reveals that institutional investors are turning to hedge funds as private equity deals decrease.

5 shares

04

Allocators Bullish on Hedge Funds

At Kepler Partners' CIO Perspectives event, senior investment professionals expressed a positive outlook on the future of hedge funds.

4 shares

05

Fidelity Executive Joins Rokos

Rokos Capital Management has hired former Fidelity International executive, Sabina Awan, as a Trading Solutions Consultant in London.

4 shares

06

Hazeltree's New CEO

Lokesh Seth is the newly appointed CEO of Hazeltree, a company offering cloud-based treasury and liquidity management solutions.

4 shares

07

Discovery Capital Readies for Correction

Discovery Capital Management's founder, Robert Citrone, is reducing his firm's equity exposure in anticipation of a potential stock market correction.

4 shares

08

China Hedge Funds Draw Investors

A BNP Paribas SA survey reveals that global investors are regaining interest in China-focused hedge funds after years of capital withdrawals.

3 shares

09

Point72 Boosts Sphere Entertainment Stake

Point72 Asset Management has upped its investment in Sphere Entertainment to 7.3% amidst the company's ongoing debt restructuring negotiations.

3 shares

10

QRT Explores Iceland Edge

Qube Research & Technologies, a London-based hedge fund, is building a high-tech data centre in Iceland to improve its data analysis capabilities.

3 shares

Miscellaneous10

01

Aussie Dollar Defies Expectations

Despite negative market sentiment, the Australian dollar remains strong, potentially causing losses for hedge funds betting against it, according to RBC Capital Markets and Westpac Banking Corp.

3 shares

02

AI Hedge Fund Beats Market

Minotaur Capital, a Sydney-based hedge fund startup using AI, has outperformed the global stock market and reduced research costs in its first six months, as reported by Bloomberg.

3 shares

03

Hedge Funds Bet on Bond Clause

DE Shaw and other hedge funds are profiting from a lesser-known corporate bond clause, forcing European companies to repurchase debt at above-market prices during asset sales or breakups, says the Financial Times.

3 shares

04

Altana Misused Trade Secrets

London's High Court has found UK hedge fund Altana Wealth guilty of using a competitor's confidential information to establish its Venezuelan debt-focused fund, according to Reuters.

3 shares

05

Tata Quant Fund to Merge

Tata Quant Fund is expected to merge with Tata Flexi Cap Fund by March 2025, as reported by StudyCafe.

2 shares

06

Elliott vs BP

BP is embroiled in a conflict between Elliott Management and institutional investors regarding its approach to climate change and capital distribution.

2 shares

08

Matthews' Governance Changes

Matthews International is altering its corporate governance in response to pressure from Barington Capital Group during a proxy fight.

2 shares

09

Bridgewater Founder Urges Debt Slash

Ray Dalio, founder of Bridgewater Associates, cautions of severe economic fallout if the US government's debt issue isn't promptly tackled.

1 shares

10

Bridgewater Boosts Tesla

Bridgewater Associates has increased its investment in Tesla and decreased its holdings in the top seven tech stocks in Q4.

1 shares

Podcasts

Episodes on markets, quant methods and economics.

10 items

Quantitative5

01

Commodity Trading Dynamics

Jake Hanley and Sal Gilberti discuss the effects of tariffs and dollar strength on capital markets, especially agricultural commodities, and the potential impact of Trump's possible 2024 re-election.

15 shares

02

Fragile Markets Strong Portfolios

Jim Masturzo talks about the changing asset allocation landscape, the vulnerability of US markets, and the influence of AI on productivity.

13 shares

03

SmallCap Stocks

Jay Hatfield shares insights on the relationship between tariffs, political narratives, inflation expectations, and the importance of thorough analysis for market opportunities.

12 shares

04

EM Fixed Income Analysis

Jonny Goulden and Saad Siddiqui discuss recent market developments and their effects on the EM fixed income asset class.

8 shares

05

US Tariffs and European Equity Markets

Ben Bennett discusses the early weeks of Trump's second presidency, mixed signals from the UK central bank, and Europe's strong equity market performance.

7 shares

Related5

01

Neoliberal Finance

Dr. Melinda Cooper's book examines the contradiction of neoliberal public finance and its influential theories.

7 shares

02

Global Market Impact

A podcast by Natasha Kaneva, Meera Chandan, and Anezka Christovova discusses recent trends in commodities and FX markets.

7 shares

03

Consumer Staples Shift

Rob Almeida and Genevieve Gilroy discuss the changing consumer staples sector and the need for global research collaboration in a podcast.

4 shares

04

Forex Fortune Chase

A podcast explores the volatile world of forex trading and the factors influencing the market.

3 shares

05

Uncomfortable Money Truth

Paul Podolsky's book provides financial education, teaching readers to handle financial uncertainty and make independent decisions.

3 shares

X / Twitter

Posts from quant researchers on X.

7 items

Quantitative3

01

Investing Research

The recent investment research roundup discusses cryptocurrency, return reversals, momentum, using ChatGPT for return predictions, and volatility timing.

2 shares

02

Short-Term Reversion Signal

A recent blog post explores and tests a short-term mean reversion signal between stocks and bonds.

2 shares

03

Corporate Bond Pricing

A new study highlights five key factors that effectively price corporate bonds, endorsing factor-based active and defensive strategies.

2 shares

Miscellaneous4

01

ChatGPT vs DeepSeek

ChatGPT surpasses DeepSeek in accurately predicting stock market returns.

0 shares

02

The Dead Horse

The Dead Horse Theory article explores the human inclination to persist with unsuccessful systems or strategies.

0 shares

04

NYT on AI Character Agents

The New York Times article explores the potential influence of AI character agents on future cinema.

0 shares

Reddit

Threads from r/quant, r/algotrading and friends.

10 items

Quantitative5

Rising5

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