消费者的效用函数
，预算收入300，商品价格为（1,2），则消费者效用最大化情况下，下列说法正确的是（）。
A:
为100
B:
为50
C:
为200
D:
为100
，预算收入300，商品价格为（1,2），则消费者效用最大化情况下，下列说法正确的是（）。A:
为100B:
为50C:
为200D:
为100
举一反三
- 函数<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/80d8f8a04b644504a6d2e40a33d0eb32.png" >的<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/4b92518ac6a14134a358c16900e875c0.png" >阶麦克劳林公式为（） A: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/7c2994f9242c43379c6a106d5bd92658.png" >； B: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/2145f14f27224b189e702d3390e0a9ba.png" > C: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/9ef01b77e76241d9b67b1c7c8cd0eea1.png" >； D: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/a0feec59ac5046839ecb5324b27717e0.png" >；
- 对于下列已达平衡的反应体系，若压缩容器体积，增加体系总压力，平衡正向移动的是（ ）。 A: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/326095eaba6d40a3bc4057c25f7eae82.png" /><img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/d5573e1b78574bdf970effa5e9509ef4.png" /><img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/c8f59ca38f9a41db94d913281b203ada.png" /> B: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/41aeceac712749ada229b477082c26aa.png" /> <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/d5573e1b78574bdf970effa5e9509ef4.png" /> <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/0084729e370b40eab5afb29706560d04.png" /> C: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/f92df5cfb06d4322aca5548a0937215a.png" /><img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/d5573e1b78574bdf970effa5e9509ef4.png" /><img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/8fd7733b85054932be29f9c24c10f538.png" /> D: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/bfdf951768ce48989962f5ffbf5b8a97.png" /><img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/d5573e1b78574bdf970effa5e9509ef4.png" /><img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/6661619fa794442781036239c942bac3.png" />
- 假定消费者收入为m，则对于C-D型效用函数<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/cad6801a0e644022b0c2fe95e8a19989.png">，最优选择满足（）。 A: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/cdf29b903396427293c59cf0351953f4.png"> B: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/f72e0dd95fd74bcfb1d0ad01736f7efc.png"> C: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/898a974abc0042deb61446fbb7c0f44a.png"> D: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/9e2fdd685d034af19b433d9185e329e5.png">
- 消费者的效用函数<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/c885b0644278403790ff918dd6d8fe10.png">，预算收入400，价格从（1,1）变化到（2,1）的等价变化EV为（）。 A: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/e2ffac36daf245a1bc886723b973076a.png"> B: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/e752f5925717414eb99d272f7af25412.png"> C: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/67e60ce37b6a429483269cc825c9c7f2.png"> D: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/2e8b376d3f084d70880a54e21cf87275.png">
- 正确的三视图是（） A: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/c79f2d3b8b124d6bb11333e89314a924.png" > B: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/da6b6dd5a32947f3825ccbbb9b0fb0c5.png" > C: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/307f865d705d43f39bcd26e3ccc6dad7.png" > D: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/e8dafd24df684f4a8223d230ce78a2b8.png" >