【单选题】测量婴幼儿体重应该注意迅速,避免婴幼儿( )
【单选题】Madonna buys only two goods. Her utility function is Cobb-Douglas. Her demand functions have which of the following properties?
A.
Her demand for one of the two goods does not depend on income.
B.
Her demand for neither good depends on income.
C.
Her demand for each of the goods depends on income and on the prices of both goods.
D.
Her demand for each of the two goods depends only on her income and on the price of that good itself.
【单选题】单相半波整流电路如图所示,变压器副边电压有效值 U 2 为 10V ,则输出电压的平均值 U o 是( )
【单选题】单相半波整流电路如图所示,变压器副边电压有效值 U 2 为 10 V ,则输出电压的平均值 U O 是( )
【单选题】Madonna buys only two goods. Her utility function is Cobb-Douglas. Her demand functions have which of the following properties?
A.
Her demand for one of the two goods does not depend on income.
B.
Her demand for neither good depends on income.
C.
Her demand for each of the two goods depends only on her income and on the price of that good itself.
D.
Her demand for each of the goods depends on income and on the prices of both goods.
【简答题】Do you know Weibo? Do you write a Weibo? If you don't, you are 'out'! Weibo means microblog. People may spend muchtime writing a blog, but it takes a little time to write a microblog.Why? Because ever...