 鲜花( 1181)  鸡蛋( 48)
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本帖最后由 小黄 于 2011-3-16 11:23 编辑
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10% is the marginal rate, not the actual rate you pay.
9 V9 R- F, Y! J6 p1 p0 h |5 B/ k, NAssuming an exempt amount of 20k, then:) e% {! f' V( g8 \( @
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You pay 0% if you make 20k.5 H# g, ~# }* k" \/ K
You pay 5% if you make 40k.4 y& A7 w" E1 h o: U# A4 v( d. m
You pay 6.67% if you make 60k.) H# i0 X# [! `7 M8 E; w7 j
You pay 7.5% if you make 80k.! S, C3 u; H8 V2 V, t+ X7 @# K
You pay 8% if you make 100k.* B9 B# `4 E: t P& p+ r+ ?
) [3 S; ^2 j! O' XIt's a flat "marginal" rate, and a smooth function. But higher income people still pay a higher rate. IMO, this is a fair and simple modeling. |
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