Game balancing, I'd say.Any explanations?
sugar was planted year round places like southeast asia. part of the "culture system" implemented by the dutch in java included this.In the tropics, things like spices and sugars are annual plants that I would imagine have to be planted before the rainy season each year. And if you don't keep records, it might not be obvious that next month you can expect torrential rains to start.
because in europe lords and such used to have their serfs work the land to make the wine. They would keep some for themselves, send some to the king, and give some back to the people. Since it is the first form of organized government they chose to stick it there because it takes a lot of organization to get it done. Thats the basic gist of it, though I'm sure people can offer up more descriptive solutions.