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Washington State Institute for Public Policy
TechnicalDocumentation

Technical Documentation

The WSIPP Benefit-Cost Technical Documentation outlines the methodology used to assess public policy programs. It details how the Washington State Institute for Public Policy calculates costs, benefits, and returns on investment. The document covers statistical modeling, meta-analysis, and cost-benefit analysis processes, ensuring transparency in their evidence-based evaluations. It also explains how data sources are analyzed, including risk factors, program impacts, and uncertainty modeling, to inform legislative and policy decisions.

The document is updated biennially, with previous versions available for reference below. Readers should use the most recent version to access up-to-date benefit-cost results and current modeling methodologies. Archived programs will indicate which version of the Technical Document applies to their analysis.

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