【单选题】A decrease in the expected price level shifts short-run aggregate supply to the
A.
right, and an increase in the actual price level shifts short-run aggregate supply to the right.
B.
right, and an increase in the actual price level does not shift short-run aggregate supply.
C.
left, and an increase in the actual price level shifts short-run aggregate supply to the left.
D.
left, and an increase in the actual price level does not shift short-run aggregate supply.
【判断题】When firms internalize a negative externality, the market supply curve shifts to the left
【单选题】The short-run aggregate supply curve shifts leftward when the
A.
price level increases.
B.
general level of technology advances.
C.
money wage rate increases.
D.
availability of on-the-job training expands to all workers.
【判断题】十九大报告第三部分指出,实践没有止境,理论创新也没有止境。( )
【单选题】下列动物细胞中,染色体数目、种类与受精卵相同的是
【简答题】时值等于一个四分音符的六连音,应该使用6个( )分音符,并标记“6”。
【单选题】NaCl 等渗当量系指与 1g ( )具有相等渗透压的 NaCl 的量
【单选题】When a sales tax is imposed on sellers, the supply curve shifts so that the vertical distance between the old and the new supply curve equals the
A.
sales tax multiplied by the price elasticity of demand.
B.
sales tax multiplied by the price elasticity of supply.
C.
amount of the sales tax.
D.
sales tax divided by the price elasticity of demand.