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Maritime Trade Under Constraint

Logistics, Risk, and Evasion in Global Shipping

In constrained environments, logistics becomes strategy. This book uncovers the mechanisms that allow maritime trade to persist under pressure—and the signals that reveal it.

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About

About

About the Book

Maritime Trade Under Constraint: Logistics, Risk, and Evasion in Global Shipping examines how global trade continues to function when the rules break down. From sanctions regimes and chokepoints to ship-to-ship transfers and opaque financial flows, the book explores the hidden systems that sustain the movement of commodities under pressure. Blending operational insight with strategic analysis, it maps the actors, incentives, and tactics that define constrained maritime trade—revealing how risk is managed, obscured, and priced in one of the world’s most critical and least understood networks.

We analyze the structure of maritime trade under conditions of constraint—where sanctions, regulation, and geopolitical friction reshape the flow of goods. We focuses on the mechanisms of adaptation: logistical workarounds, risk transfer, and the emergence of parallel systems of coordination and settlement. By examining these dynamics, we offers a framework for understanding how global shipping continues to operate beyond the boundaries of formal compliance.

Global shipping doesn’t stop when constraints appear—it adapts. We explores how traders, operators, and intermediaries navigate sanctions, risk, and uncertainty to keep commodities moving. We provides a practical lens into the real-world behaviors, signals, and decisions that define maritime trade when conditions are anything but normal.

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Author

About the Author

Sean Westfall

Sean is a graduate of Loyola University of Chicago, there he studied computer science and biology. Recently he took his career in a different direction and decided to pursue a passion and interest in logistics, global commercial transportation, and commodities trading. This book was written from research on maritime transportation, insurance, and underwriting.

Contents

Table of Contents

Part I — Baseline System (Normal World)

  1. Ch. 1 — Structure of Global Maritime Trade
  2. Ch. 2 — Freight Market Mechanics
  3. Ch. 3 — Maritime Insurance Stack

Part II — Constraints Introduced

  1. Ch. 4 — Sanctions as System Constraints
  2. Ch. 5 — Enforcement Architecture
  3. Fragmentation of authority
  4. Detection limits

Part III — System Adaptations (Core)

  1. Ch. 6 — Ownership Obfuscation
  2. Ch. 7 — Data Layer Manipulation
  3. Ch. 8 — Ship-to-Ship Transfer Systems ← (your deep dive below)
  4. Ch. 9 — Cargo Transformation
  5. Ch. 10 — Shadow Insurance & Finance

Part IV — Economics of Evasion

  1. Ch. 11 — Pricing Under Constraint
  2. Ch. 12 — Arbitrage Structures

Part V — Case Systems

  1. Russia (post-2022 shadow fleet)

Part VI — Future System

Part I — Baseline System (Normal World)

  1. Ch. 1 — Structure of Global Maritime Trade
  2. Ch. 2 — Freight Market Mechanics
  3. Ch. 3 — Maritime Insurance Stack

Part II — Constraints Introduced

  1. Ch. 4 — Sanctions as System Constraints
  2. Ch. 5 — Enforcement Architecture
  3. Fragmentation of authority
  4. Detection limits
  5. Ch. 6 — Ownership Obfuscation
  6. Ch. 7 — Data Layer Manipulation
  7. Ch. 8 — Ship-to-Ship Transfer Systems ← (your deep dive below)
  8. Ch. 9 — Cargo Transformation
  9. Ch. 10 — Shadow Insurance & Finance
  10. Ch. 11 — Pricing Under Constraint
  11. Ch. 12 — Arbitrage Structures

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