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【单选题】
生碳是在 温度下,通过生成 的中间阶段,脱氢为稠合的碳原子。A.
较低 芳烃
B.
较高 芳烃
C.
较高 乙炔
D.
较低 乙炔
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【单选题】In the Phillips curve equation, which of the following will cause an increase in the current inflation rate?
A.
an increase in the expected inflation rate
B.
a reduction in the unemployment rate
C.
an increase in the markup, m
D.
all of the above
E.
none of the above
【单选题】If an increase in the price of blue jeans leads to an increase in the demand for tennis shoes, then blue jeans and tennis shoes are
A.
substitutes
B.
complements.
C.
normal goods.
D.
inferior goods.
E.
none of the above.
【单选题】18) In the Phillips curve equation, which of the following will cause an increase in the current inflation rate?
A.
an increase in the expected inflation rate
B.
an increase in the markup, m
C.
a reduction in the unemployment rate
D.
all of the above
E.
none of the above
【单选题】An increase in the number of pineapple growers results in
A.
an increase in the quantity of pineapples supplied and no shift in the supply curve of pineapples.
B.
an increase in the supply of pineapples and a rightward shift in the supply curve of pineapples.
C.
an increase in the supply of pineapples and a leftward shift in the supply curve of pineapples.
D.
no change in the supply of pineapples and a movement along the supply curve of pineapples.
E.
None of the above answers is correct.
【单选题】32) Suppose there is an increase in the saving rate. This increase in the saving rate will cause an increase in which of the following once the economy reaches its new steady state equilibrium?
A.
growth rate of capital per worker
B.
growth rate of output
C.
growth rate of capital
D.
all of the above
E.
none of the above
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