oh yeah.. i know... but you can safely ignore the "some bitching".. whilst "many bitching" usually means (mostly) morale would require a fair bit of work...
"Taxes are too high, hurting production and trade." ... usually i drop rate once i see that...
that said.. once upon a time.. hvrek's priest lord said he got 24 or so % off a rural that's 4 or so region away from capital.. then again... presumably 100% followers too and fair bit of court/etc..