Articles from Skepticlawyer
If the key problem for African Americans was white racism, then they should do better the less contact they have with whites. But the reverse is true — African-Americans tend to do better the more they have contact with whites.
The entire debate over immigration, particularly illegal immigration, turns on the issue of social order — specifically, its value and cohesiveness. Those who think there is simply no issue — that no people who make the effort to go to another country to live can be a threat to the social order they are entering, no matter what their numbers or characteristics — thus see immigration (legal or otherwise) as a very simple moral issue.
I came across this passage in a collection entitled States and Development: Historical Antecedents of Stagnation and Advance (pdf):
A realistic, even if stylized, account begins with the coalition building in which the elites of an emergent state are likely to engage, both with other power holders and with economically successful interests (p.11).
Human history has largely been driven by the creation and use of surplus production — that is, production beyond subsistence. (Subsistence meaning sufficient to sustain life and reproduction.) The change from prehistory to history is very much a matter of the generation and use of surplus production.
There are essentially only three ways for such surplus to be created.