Tax changes that reduce taxes on interest and capital income may lower tax revenues which
A. increases public saving and so increases national saving
B. increases public saving and so decreases national saving
C. decreases public saving and so increases national saving
D. decreases public saving and so decreases national saving
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Facing an adverse supply shock, policymakers can increase aggregate
A. supply, which increase prices and output
B. supply, which decrease prices and increase output
C. demand, which increases prices and output
D. demand, which decreases prices and increase output
When the money supply increases, interest rates
A. rise and aggregate demand shifts right.
B. fall and aggregate demand shifts left.
C. rise and aggregate demand shifts left.
D. None of the above is correct.
焓的增量只与系统的始末态有关。
A. 对
B. 错
标准状态下单质的生成热都为零。
A. 对
B. 错