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1·The indifference curve had no curvature at all.

无差异曲线根本没有弯度。

2·An indifference curve is usually assumed to be convex.

无差异曲线通常呈凸形。

3·The indifference curve may be compared with a contour line on a map.

无差别 曲线可以与地图上的等高线相比拟。

4·Meanwhile the indifference curve also shows that it is not neccessary to change the security combination when such changes in return possess similarity.

然后引入无差异曲线来说明市场中证券期望收益率同方向变化且变化值相差不大时，不必改变证券组合。

5·This paper discusses the security investor's indifference curve and it's efficient set of Portfolio. On the base, it gives out a method to select the best Portfolio.

在讨论证券投资者的无差异曲线和所面对的证券组合有效集(有效界面)的基础上，提出一种选择最佳证券组合的方法。

6·However, as the substitutable relationship between liquidity and profitability, the bank should choose a equilibrium point so as to maximize profit, which is analyzed by indifference curve.

但是，流动性和收益性之间存在着替代性的关系，通过无差异曲线的分析说明银行为了保证效用最大化，必须在流动性和收益性之间选择一个均衡点。