【单选题】In the Solow growth model with population growth but no technological progress, increases in capital have a positive impact on steady-state consumption per worker by _____, but have a negative impact ...
A.
increasing the capital to worker ratio; reducing saving in the steady state.
B.
reducing investment required in the steady state; increasing saving in the steady state.
C.
increasing output; increasing output required to replace depreciating capital.
D.
decreasing the saving rate; increasing the depreciation rate.
【单选题】病人,男性,56岁。刺激性干咳伴有痰中带血丝2个月,初步诊断为肺癌,下列有关肺癌的致病因素中属于外源性因素的是
【单选题】月经周期中雌激素出现 第一次高峰 的时间是
【简答题】稳态血药浓度(steady-state concentration,C ss )
【简答题】adj. 唯一的, 独一无二的, 独特的
【单选题】病人,男性,56岁。刺激性干咳伴有痰中带血丝2个月,初步诊断为肺癌,下列有关肺癌的致病因素中属于外源性因素的是