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US 20-City Composite Historical Replay: 2002-08 to 2005-01

PropertyCity IndexUSBubble2002-08 to 2005-01Difficulty 3/5FreeView charts

Replay 30 monthly bars of the S&P/Case-Shiller 20-city index from August 2002 to January 2005, watching the close climb 34.5% to 176.44. Step through each decision point, commit your reasoning, and receive an AI coach review of the simulated call.

30K lines
6Decision points
3Difficulty
monthlyGranularity

30 monthly bars · 6 decision points · 2002-08 to 2005-01 · Property

Key facts

Max run-up
+34.5%
Largest single-month move
+2.0%
Bars
30 Monthly bars
Decision points
6

Every figure above is computed programmatically from this replay’s own candle series — no editorial input, no LLM. Methodology: Methodology

How to play
  1. The market advances day by day. You only see candles up to the current day — as if you were really there.

  2. At key decision points choose Buy / Trim / Exit / Hold. Each decision advances the timeline by one day.

  3. After settlement you get a six-dimension score and an AI coach review. Your result enters the scenario leaderboard.

Event Replay

What happened — and what it teaches

In the summer of 2002, the US housing market was entering a historic expansion phase. The S&P/Case-Shiller 20-city composite index, a broad measure of residential real estate values across major metropolitan areas, began a journey that would test the assumptions of investors and analysts alike. This replay places you at the start of that journey, when momentum was building and the subprime lending boom was accelerating. Six decision points, two marked as critical, will demand your attention as you navigate the months ahead.

Over the 30 monthly bars from 2002-08 to 2005-01, the index advanced from 131.22 to 176.44, delivering a 34.5% cumulative return. What stands out is the absence of meaningful correction—the max drawdown was 0.0%—while the largest single-bar move registered only 2.0%. This was not a dramatic rally but a steady, grinding climb, the kind that can erode vigilance even as it builds confidence.

This scenario trains you to navigate persistent, low-volatility advances. The near-zero drawdown masks the psychological pressure of staying committed when headlines grow exuberant and when the risk of reversal feels abstract. The process of sizing positions, managing expectations during drawdown-free runs, and recognizing when momentum becomes excess are skills honed here. History shows that environments like this reward discipline and punish reaction.