【单选题】Suppose Katie, Kendra, and Kristen each purchase a particular type of cell phone at a price of $80. Katie’s willingness to pay was $100, Kendras’s willingness to pay was $95, and Kristen's willingness...
A.
For the three individuals together, consumer surplus amounts to $35.
B.
Having bought the cell phone, Kristen is better off than she would have been had she not bought it.
C.
Had the price of the cell phone been $95 rather than $80, Katie and Kendra definitely would have been buyers and Kristen definitely would not have been a buyer.
D.
The fact that all three individuals paid $80 for the same type of cell phone indicates that each one placed the same value on that cell phone.
【多选题】混凝土浇筑前的准备工作,下面正确的是( )
A.
检査验收模板工程质量包括模板尺寸位置标高,竖向模板的垂直度,梁底模板的起拱情况,模板的接缝,模板支架体系的强度刚度和稳定性等;
【简答题】乙企业2019年10月发生下列经济业务: (1)公司从银行取得短期借款60000元,存入银行。 (2)公司从银行提取现金10000元备用。 (3)公司接受某单位投资800 000元,其中一台设备500 000元,一批商品100 000元入库,剩余存入银行账户。 (4)公司收回顾客欠款180000元,存入银行账户。 (5)公司通过银行购买一批材料25000元(不考虑增值税),材料入库。 要求:请分析...
【单选题】《民法总则》第七条规定,民事主体从事民事活动,应当遵循( ),秉持诚实,恪守承诺。
【单选题】公文整理归档时,党政机关按问题分类一般分为三类,其中不包含( )。