Predicts how news-driven supply-chain shocks ripple across S&P 500 stocks, with an event-study backtest and a hash-chained public prediction ledger. Built on MIT open-source SEC supply-graph code.
A paper-trading app and the earnings research behind it, in which twelve promising results died to their own controls and none survived.
An interactive difference-in-differences laboratory: fourteen estimator families scored against a truth that is known by construction, not assumed. Verified to machine precision across Python and JavaScript.
零依赖本地优先的 A股 公告/年报 结构化抽取 MCP server (dsh-plugin)
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