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Philipp D. Dubach

Imperial College Business School

South Kensington Campus

Exhibition Road

London SW7 2AZ, SW7 2AZ

United Kingdom

ZHAW School of Management and Law

St.-Georgen-Platz 2

Winterthur, 8401

Switzerland

SCHOLARLY PAPERS

5

DOWNLOADS

533

TOTAL CITATIONS

0

Ideas:
“  philippdubach.com/research  ”

Scholarly Papers (5)

1.

Attention Dynamics in Online Communities: Power Laws, Preferential Attachment, and Early Success Prediction on Hacker News

Number of pages: 5 Posted: 13 Dec 2025 Last Revised: 30 Dec 2025
Philipp D. Dubach
Imperial College Business School
Downloads 184 (420,133)

Abstract:

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attention dynamics, social media, power law, preferential attachment, online communities, Hacker News, computational social science, collective attention, information diffusion, content virality

2.

A Python Integration of Practical Asset Allocation Based on Modern Portfolio Theory and Its Advancements

ZHAW School of Management and Law, Digital Collection, 2021 https://doi.org/10.21256/zhaw-24351
Number of pages: 95 Posted: 08 Jan 2026
Philipp D. Dubach and Norbert Hilber
Imperial College Business School and ETH Zürich - Department of Mathematics
Downloads 122 (621,896)

Abstract:

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Portfolio Optimization, Modern Portfolio Theory, Mean-Variance Analysis, Convex Optimization, Expected Shortfall (CVaR), Covariance Shrinkage Estimation, Risk Management, Asset Allocation, Python Finance, Quantitative Investment Strategies, Swiss Equity Market

3.

The Anatomy of a Decentralized Prediction Market: Microstructure Evidence from the Polymarket Order Book

Number of pages: 16 Posted: 07 May 2026 Last Revised: 14 May 2026
Philipp D. Dubach
Imperial College Business School
Downloads 102 (924,743)

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Prediction markets, microstructure, limit order book, Polymarket, decentralized finance, on-chain data, trade-direction inference, effective spread, Kyle’s λ, wash trading

4.

The Online Gambling Fairness Paradox: Cryptographic Verification, Behavioral Harm, and Consumer Protection

Number of pages: 6 Posted: 28 Jan 2026
Philipp D. Dubach
Imperial College Business School
Downloads 75 (899,324)

Abstract:

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Gambling, Online gambling, algorithmic fairness, dark patterns, probability weighting, behavioral economics, Intertemporal Consumer Choice, Behavioral Finance, Government Policy

5.

Modeling Postprandial Glycemic Response in Non-Diabetic Adults Using XGBRegressor

Number of pages: 6 Posted: 16 Dec 2025
Philipp D. Dubach
Imperial College Business School
Downloads 50 (1,086,013)

Abstract:

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Postprandial glycemic response, Continuous glucose monitoring (CGM), XGBoost regression, Blood glucose prediction, Personalized nutrition, Machine learning, Predictive modeling, Non-diabetic adults