【多选题】下列关于各指标的描述,正确的是()。
A.
BIAS指标的实质是测算价格偏离均线即市场平均成本的程度,从而计算出在一定时期内市场的平均盈利程度和平均亏损程度,以发现短期的买入和卖出信号
B.
WMS%R指标的一般研判标准主要是围绕WMS%R的数值大小、WMS%R曲线形状等方面展开的
C.
OBV的英文全称是0nBalanCeVolume,也叫平衡交易量。有些人把每一天的成交量看做海的潮汐一样,形象地称0BV为能量潮
D.
RSI的研判标准主要是围绕RSI的取值、长期RSI和短期RSI的交叉状况及RSI的曲线形状等展开的
【单选题】GDP is not a perfect measure of well-being; for example,
A.
GDP incorporates a large number of non-market goods and services that are of little value to society.
B.
GDP places too much emphasis on the value of leisure.
C.
GDP fails to account for the quality of the environment.
D.
All of the above are correct.
【单选题】According to the passage, which of the following is NOT true about NNI?
A.
It is the result of subtracting the depreciation of capital stock from GNI.
B.
It can be easily adopted to compare across countries and over time.
C.
It is not a perfect measure of people's welfare.
D.
Compared with GDP and GNI, it is a more reasonable national-account measure of welfare.
【单选题】作家在头脑中构造出来的新的典型人物形象,这就属于()。
【简答题】Why GDP is not a perfect measure of the happiness or quality of life?
【单选题】GDP is not a perfect measure of well-being because( )
A.
the value of leisure is included in GDP
B.
GDP is not adjusted for poluution
C.
GDP is adjusted for changes in crime
D.
GDP is adjusted for increases in drug addiction
【单选题】Real GDP is not a perfect indicator of economic welfare because ________.
A.
it includes the underground economy
B.
it includes a direct measure of health and life expectancy
C.
it underestimates inflation
D.
economic welfare depends on many factors not measured or not measured accurately by real GDP
【单选题】观花植物在花芽分化时期,应考虑施用( )
【多选题】下列关于标量场的等值面描述正确的是( )。
A.
等值面可以直观形象地描述一个标量场的空间分布状态。
C.
标量场的等值面可以分布在变量场所在的空间外。
D.
如果已知点 M 0 在标量场中的取值为 u(M 0 ) ,则经过该点的等值面方程为 u(x,y,z)=u(M 0 ) 。