Resources
Tools & Reference Materials
Software and reference materials built from our research, made available for other researchers to use.
Tools
Tool
HPT Resource Index
A searchable, filterable index of 300+ Hypothetical Purchase Task (HPT) behavioral-economics demand studies—spanning 70+ commodities and 70,000+ participants—built to help researchers find and compare prior HPT work.
Explore the index →
Tool
Demand Curve Analyzer
Upload your HPT survey data and get a demand curve and summary indices (P50, Q0, area under the curve) back—overall and by subgroup—without a statistics background. Runs entirely in your browser; your data never leaves your computer.
Try the analyzer →Reference Materials
Guide
Hypothetical Purchase Task (HPT) Primer
An introduction to HPTs—what they are, how to design one, and how to report results—with a worked example from our own research.
Read the primer (PDF) →