ٸ ȭ ĵ罺 (Kansas, Osawatomie) ȭ å Ͱ;
- (ҵ) ' ϸ ̴ ̷ ִ' ĭ帲 ִ. - ̷ 츮 Ǹ ְŲ. - ̸ ڵǾ ڸ âѴٴ ȭ (Trickle-down Theory) , ʴ´. Ȳ 10 ǽõ ߴ. 50 , 60 ȰȲ , 10Ⱓ ǽ п.
, ̴ 1910 Ʈ "̱ ܳ μ ( make-or-break moment for the middle class) ϰ ִ" ̴.
BBCϹ ũ (Mark Mardell), "ٸ ȣ óϰ, ȭ 뼱 ĺ Ư ȣڷ ߴ."

ũ
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