It is commonly said that one needs a good education in order to get a good job. But it is also true that in order to have good schools, one needs good jobs. Educational systems rise and fall in response to the economy they serve.
A dramatic example occurred at the beginning of World War II. During the Depression years there was an assumption that many of the jobless were either too dumb or too lazy to find employment. After Pearl Harbor, however, such assumptions collapsed. America needed everyone and in schools, factories, and the military the allegedly uneducable suddenly were able to learn.
Today there is an assumption that many of the urban jobless are either too dumb or too lazy to find employment. But unlike during World War II, this assumption is not being tested because we simply don't need everyone any more. Instead we have let the social triage of race and class takes its course.
When fifty percent of a city's welfare recipients have a high school diploma, there is a strong hint that something is very wrong other than the educational system. Further, the word gets around. Politicians and the media may have abstract fantasies about the value of education; kids tend to be a bit more realistic...So the most important first step towards a better urban school system is a better urban economy. The second step is to stop treating our young as an accident or crime waiting to happen and to begin respecting, helping and needing them...
http://prorev.com/2009/03/where-bad-education-really-comes-from.html