Writing
Topic-grouped index of blog posts and Medium articles.
Causal inference & experimentation
Methods and intuitions for moving from correlation to causation.
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The ML Trap in Price Elasticity Estimation
MediumHow an ML model can predict purchasing patterns well yet estimate price elasticity badly — and why endogenous pricing leads flexible models to learn spurious correlations and recommend wrong prices.
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Demystifying Causality: An Introduction in Causal Inference and Applications. Part 5
MediumInstrumental variables in causal inference — using natural experiments like rivers and judicial assignment to identify causal effects.
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Demystifying Causality: An Introduction in Causal Inference and Applications. Part 4
MediumEstimating causal effects when you don't have access to causal graphs — methods and tradeoffs.
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Demystifying Causality: An Introduction to Causal Inference and Applications. Part 3
MediumFormal operators in causal inference — including the do-operator — and how they shape the questions data can answer.
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Demystifying Causality: An Introduction to Causal Inference and Applications. Part 2
MediumBuilding on Part 1's foundations to explore additional concepts in causal inference.
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Demystifying Causality: An Introduction to Causal Inference and Applications. Part 1
MediumOpening post in the causal inference series — basics, motivation, and a roadmap toward state-of-the-art methods.
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Причина и следствие [Cause and Effect]
MediumRussian-language article — the first in a series on causal-inference methods in dynamic pricing.
AI, work, and automation
How AI is reshaping work, teams, and decision-making.
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Quoin: From Prompt Engineering to Workflow State for Claude Code
MediumWhy Quoin moved from prompt engineering to a workflow-state model when integrating Claude Code into real codebases.
AI-assisted coding & developer workflows
Building software with AI coding agents in the loop.
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Quoin: From Prompt Engineering to Workflow State for Claude Code
MediumWhy Quoin moved from prompt engineering to a workflow-state model when integrating Claude Code into real codebases.