国家对于经营营业税应税项目的企业和个人,规定了营业税的起征点,营业额低于起征点则免于征收营业税。( )
参考答案:对
On 1 January, Hellen’s portfolio is valued at $1000000. Hellen want to make a $100000 payment to buy a house on 31 December of the same year, but does not want the year-end portfolio value to fall below $1000000. The expected annual return on the investor’s existing portfolio is 15 percent with an expected standards deviation of 20 percent. The risk-free rate is 8%. The safety-first ratio for the portfolio is closest to:()
A. 0.10.
B. 0.25.
C. 0.35.
下列外力作用表现形式,按发生时间由先到后排列,依次是()
A、风化→侵蚀→搬运→堆积
B、侵蚀→堆积→风化→搬运
C、侵蚀→风化→搬运→堆积
D、风化→堆积→搬运→侵蚀