【单选题】Moving along the short-run Phillips curve indicates
A.
that higher inflation leads to a higher unemployment rate.
B.
that higher unemployment leads to a higher inflation rate.
C.
a tradeoff between inflation and unemployment so that higher inflation is related to lower unemployment.
D.
that the natural unemployment rate falls when the inflation rate rises.
【单选题】一根长 8cm 的弹簧,当所受拉力为 8N 时,长度变为 12cm,当长度变为 14cm时所受拉力是
【简答题】标致狮脸从1998年的206开始定型,应用于后续的多款产品,最大的特色是______、________。
【单选题】一根长8cm的弹簧,当所受拉力8N时,长度变为12cm,当长度变为14cm时所受拉力是
【单选题】A __________ is a firm that participates in moving the product along the distribution channel.
A.
financial intermediary
D.
marketing intermediary
【单选题】国家对危险化学品的生产,统一规划,()。
【单选题】Moving along which curve does the money wage rate and the price level change in the same proportions?
D.
None of the above because there is no curve along which both the money wage rate and the price level change in the same proportions.
【简答题】一根长 8cm 的弹簧,当所受拉力 8N 时,长度变为 12cm , 在弹性限度范围内, 当长度变为 14cm 时所受拉力是 N 。
【单选题】一根长 10cm 的弹簧,当所受拉力为 2N 时,弹簧伸长 2cm ,当所受拉力为 4N 时(在弹性限度内),弹簧的长度是( )