Based on chapter 14 of Modeling Dynamic Economic Systems

A blank Business Model Canvas with some generic stocks approporiate to Business Model YOU readers.

Causal loop summary of Stepanie Kelton's 2025 Steamboat institute youtube video Should the U.S. federal government make reducing the national debt a fiscal priority? based on Stephen Hail's substack entry about 3 debates, following my gemini interaction June2026 using Gene Bellinger's AI prompts

Fish have a very high temperature coefficient for gut transit times.  So changes in sea temperature could alter GIT function. Also Fish microbiome may be influenced by temperature of changes in other variables.  This is designed as a rudimentary hypothesis generator.  Many variables are yet to be determined.