經濟問題兩問 - 經濟

1.when the actual rate of unemployment is equal to the natural rate of
employment then the
(a) anticipated level of inflation must be zero
(b) long turn aggregate supply curve is upward sloping
(c) short-run aggregate supply curve is vertical
(d) economy is operating at its long-run capacity output level.

我覺得答案是a b 皆對
可是解答是D
請問答案以及解釋^^
2.a fall in the standard of living occurs when
(a) nominal income falls
(b) the purchasing power of money falls
(c) the CPI rises
(d) average prices do not rise by enough to offset the fall in nominal income.

我覺得d的敘述有問題!!

生活水準降低,當

D 平均物價沒有上升足夠來抵銷名目收入的下跌?

我看不懂這個選項的英文QQ

麻煩了各位:p

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