Looking for an extensive and really in-depth breakdown of medieval economies for your #ttrpg? Check out the Marketplace by Phalanx Games Design. Direct purchase link below, and full review available on my blog (see my bio):
https://www.dmsguild.com/product/241058/The-Marketplace?affiliate_id=939924&ref=veritastabletop.com
The Marketplace - Phalanx Games Design | Dungeon Masters Guild
Part of a project rated as a 'Project We Like' on KickStarter and successfully backed by almost 500 people! This is a fowww.dmsguild.com