Tom J. Espel
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Notes

Posts, essays, and research notes on quantitative finance, frontier assets, and machine learning.

Let the winter come

Winter is not a catastrophe; it is a testament that DeFi can adapt and grow.

12 Jul 2026

Auction Design and Price Discovery in Decentralized Markets

Seminar at the National University of Singapore. Classical auction formats, game-theoretic foundations, Revenue Equivalence Theorem, and applications to decentralized markets.

14 Apr 2026

The fallacy of compute

Big data promised to reveal unseen patterns. Machine learning promised to unearth insights into big data. GenAI now promises actionable understanding.

21 Mar 2026

Market Fragmentation in Digital Assets

Seminar at the Nanyang Technological University. Structure, liquidity and implications of fragmentation across CEX and DEX venues.

4 Feb 2026

Is AI becoming taboo in mathematics?

The danger isn't AI in mathematics; it's using it in secret.

14 Sep 2025

Arbitrage-free pricing on blockchains with the "Validator Account"

Staking rewards are protocol-guaranteed and deterministic. We introduce the first formal risk-free rate framework for blockchain assets.

31 Aug 2025

Conversation on AI‑Driven finance

I joined Derek Ting on his "What I Think" podcast to walk through AI's evolution; from basic regressions to transformers, and what that means for finance today.

28 Apr 2025

Using LLMs to quantify the Fed's Beige Book

Eight times a year, the Federal Reserve publishes a qualitative report that influences trillion-dollar decisions. Can we use LLMs to process it faster?

31 Jan 2025

BTC and ETH display intraday seasonality

The January 2024 approval of the US Bitcoin ETF was hailed as a watershed moment. What actually changed in the market?

31 Mar 2024
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