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【判断题】
工程勘察划分为由低级到高级的各个阶段。A.
正确
B.
错误
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】运算符两侧操作数的数据类型必须 。
【判断题】A goal of efficiency is to minimize output costs while maximizing input costs.
A.
正确
B.
错误
【单选题】Decreases in input costs and the longer the length of time since a price change will tend to:
A.
. increase the price elasticity of supply.
B.
. decrease price elasticity of supply.
C.
. have no impact on the price elasticity of supply.
D.
. increase price elasticity of supply with decreases in input costs, but decrease price elasticity of supply with length of time.
【单选题】Economic costs of an input include _______
A.
only explicit costs.
B.
only implicit costs.
C.
both implicit and explicit costs.
D.
whatever management wishes to report to the shareholders.
【单选题】Economic costs of an input include
A.
only implicit costs.
B.
only explicit costs.
C.
both implicit and explicit costs.
D.
whatever management wishes to report to the shareholders.
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