# [Building Blocks] BB-202 Calculating a Demand Curve

Follows a step-by-step method to manually calculate a Demand Curve using Flow Variables. This is not the recommended approach. Instead, use the Profit Engine node or the Demand Curve node to automatically generate Demand Curves. Uses the KNIME Extension: Market Simulation by Scientific Strategy - Community Edition A comprehensive description of this workflow with step-by-step instructions can be found at the Scientific Strategy website: https://scientificstrategy.com/bb-202/

This is a companion discussion topic for the original entry at https://kni.me/w/GXSb7QCRyeVuT2Mz