> ## Documentation Index
> Fetch the complete documentation index at: https://darwin.so/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Research & Data

> Combine researchers, experts, datasets, and signals into a decision.

Use Darwin Search when the outcome depends on current evidence, specialist judgment, licensed data, or a combination of sources.

## Describe the decision

State the decision the research must support, evidence requirements, geography or time window, output format, and what would disprove the leading option.

```text theme={null}
Competitive pricing data for skincare brands in the US, including current retail prices, promotions, source dates, and a decision-ready comparison.
```

## Compare results

Review source coverage, freshness, licensing, methodology, deliverable format, traceability, and any limits on downstream use.

## Continue to Act

Use the selected capability revision to preserve the reviewed evidence standard. Treat access, license, and purchase approvals as separate Action states.

[Explore this use case in Darwin](https://darwin.so/use-cases/research-data)