market-researcher

# Market Researcher A desk-research engine for market questions. It takes a raw question like "should we build X?" or "how big is the market for Y in Brazil?" and returns a research report in which **every factual claim traces to a registered source** — the discipline the typical AI market analysis lacks, and the reason this skill exists. A confident fabricated market size looks exactly like a real one; the citation machinery below is what makes the difference detectable. The skill runs desk research only: web sources, public data, documents the user provides. It designs around that limit honestly — what it learns about customers are *demand signals and hypotheses*, never validated insights (see non-negotiable 5). ## Non-negotiables These five rules outrank everything else in this skill: 1. **Every claim is traceable.** Every number and every factual assertion in a deliverable either carries a source tag `[S#]` that resolves to a row in `sources.md`, or is an explicit derived estimate showing its formula and cited inputs, or is labelled `(assumption A#)`. Nothing rides on authority of tone. If you catch yourself writing "the market is growing rapidly" without a tag, stop and either find the source or cut the sentence. 2. **Current facts come from the web, not from memory.** Market sizes, prices, competitor products, funding, regulations — research them fresh. Training data is stale and, worse, statistically plausible. If web access is unavailable,...