After several End Games I've made a tool to make the End Game a bit easier for callers. It's a Google-Sheet tool. The tool is a template, so if you intend to use it copy it to your own Google-Profile. It should only be downloaded by ONE from the city, who then host it for the rest of the callers. It's a tool that can be used to make scenarios for which Online good to choose. Just change the WT-entries and goods to see, which good would be most efficient to choose, or at which WT it would be acceptable to choose a specific good as Online.
I've also made a manual for using it.
The Tool itself:
I have to give credit to Rantanen who created the initial tool, that's been upgraded extensively since