单词:pantograph age of parallax inequality
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3.基尼系数 Gini coefficien 国家统计局局长马建堂首次披露过去10年全国居民基尼系数的变化后,北京也将适时公布本地区的基尼系数。 Beijing will release its own Gini coefficient for 2012, a National Bureau o
Finance and Economics; Free exchange; Body of evidence; 财经;自由交流专栏;关于金融危机的大量证据; Is a concentration of wealth at the top to blame for financial crises? 金融危机是否应归咎于财富向上层的集中?
Finance and Economics;Free exchange;Zero-sum debate; 财经;自由兑换; 零和争论; Economists are rethinking the view that capital should not be taxed; 经济学家正重新考虑是否要推翻不该对资本征税的观点。 Executives th
OCCUPY WALL STREET may be long gone from lower Manhattan, but worries persist about the gap between Americas richest 1% and the rest. Talk of inequality pervades the presidential race. In his January state-of-the-union message, Barack Obama called th
Parallax is a phenomenon by which we can judge the distance to things just by looking at them. Astronomers use parallax to calculate the distance to stars. Do you need a gigantic computer-based observatory to use it? Not at all. Your finger will do n
Parallax 视差就是从有一定距离的两个点上观察同一个目标所产生的方向差异。从目标看两个点之间的夹角,叫做这两个点的视差,两点之间的距离称作基线。只要知道视差角度和基线长度,就