I usually say there are three kinds of things that screw up goverance; rent-seeking, do-gooding, and tribalism.
the first two always have negative effects...but tribalism can be good or bad. It just depends on the values of the tribe.
If you get a chance,check out "Forging The Hero" by John Mosby
http://warhammersixpress-com.3dcartstores.com/Forging-the-Hero-Who-Does-More-Is-Worth-More_p_12.html