It is also concentrated geographically.
They were concentrated geographically in universities, where they could establish central leadership, trust, and camaraderie through regular, face-to-face meetings".
They're not concentrated geographically in places like Tin Pan Alley or the Brill Building though, and they're not the total Svengalis of the old days.
At the moment, the thinking is that white women, concentrated geographically in the American south, face a future of diminishing possibilities; black women can see an upward historical trend (albeit because the history of black America is so grim, in comparative terms).
Worse, foreclosures are often concentrated geographically, meaning that neighborhoods that were already badly off now have even more abandoned properties.
As a result, immigrants benefit from concentrating geographically by ethnicity once the complementary mechanisms dominate the substitution mechanisms.
We conclude that people adapted their routines to play the game, concentrating geographically in places with a high floating population.
More recently, Chiswick and Miller (2004) have shown that US immigrants are highly concentrated geographically in the major "gateway cities," depending on from where they arrived.
The fact that we avail of a representative sample for a largepopulation is important as it is rare in this literature, where most micro-studies areeither concentrated geographically or correspond to non-random, small laboratory sets ofsubjects.
We found the middle and older aged poor to be concentrated geographically and by job.
Indeed it is well recognised that the availability of rehabilitation/allied health services tends to be concentrated geographically in the higher socioeconomic and metropolitan areas [ 11].
