Policy · Hang Seng Index (2008)
Replay 144 daily bars of the Hang Seng Index from November 2007 to June 2008, capturing a 17.1% decline and a 29.0% drawdown. Walk through 25 decision points, including 9 critical ones, with AI coach feedback in a simulated educational environment.
144 daily bars · 25 decision points · 2007-11 to 2008-06 · Stocks
Key facts
This window spans 213 days with a peak-to-trough drawdown of 29.0% and a 24.6% run-up.
- Max drawdown
- −29.0%
- Max run-up
- +24.6%
- Duration
- 213 days
- Largest single-day move
- +10.7%
- Bars
- 144 Daily bars
- Decision points
- 25
Every figure above is computed programmatically from this replay’s own candle series — no editorial input, no LLM. Methodology: Methodology
The market advances day by day. You only see candles up to the current day — as if you were really there.
At key decision points choose Buy / Trim / Exit / Hold. Each decision advances the timeline by one day.
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
The Hong Kong Hang Seng Index entered a turbulent period in November 2007 as global financial markets faced mounting uncertainty. The territory's unique linked exchange rate system, which tethers the Hong Kong dollar to the US dollar, created a complex policy environment where interest rate decisions were constrained by external monetary conditions. This replay captures the tension between maintaining currency stability and responding to domestic market pressures during one of the most volatile periods in modern financial history.
The 144 trading days from November 2007 to June 2008 witnessed a dramatic contraction, with the index falling from 29438.13 to 24402.18, representing a decline of -17.1%. The market experienced a maximum drawdown of 29.0%, punctuated by a single session that saw a 10.7% swing—the kind of extreme volatility that tests every trader's discipline and risk management framework. Navigating this environment required participants to confront 25 decision points, of which 9 were deemed critical moments that could have significantly altered outcomes.
This replay teaches the value of process over prediction. In an environment shaped by policy uncertainty rather than company fundamentals, rigid analytical frameworks proved insufficient. The scenario challenges participants to manage risk dynamically when facing a potential 29.0% drawdown, to maintain discipline during a 10.7% single-bar move, and to recognize that psychological resilience often determines survival more than analytical skill. The 9 critical decision points serve as focused training moments for building composure under the specific pressures of policy-driven volatility.