I wouldn't say ethnicities... The Ferengi serm to be a personified contrasting ideology against the "we don't need money anymore" of the Federation. Not to say

I wouldn't say ethnicities... The Ferengi serm to be a personified contrasting ideology against the "we don't need money anymore" of the Federation. Not to say that people won't overlay their own prejudices over what's actually there, but i see just an explicit contrast of ideas about economies.