- See here for incomes.
- I imagine it would, with peasants in less fertile regions like the North or the Iron Islands or the rockier parts of the Vale having a lower income than in the Reach or the Westerlands, etc.
- Tended to be more in kind than in coin, although there would be taxes you had to pay in coin which is why people would grow and market surpluses.
- It would be a bit of a mix, with local lords collecting and keeping local taxes and rents, but also collecting royal taxes, which they would send to the monarch minus a share for their troubles.