ZZZ公司准备增发普通股,每股的发行价格为15元,发行费用为1.5元,预定第一年分派现金股利每股1.5元,以后每年股利增长4%。其资本成本率为多少?
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ZZZ公司准备发行一批优先股,每股发行价格为5元,发行费用为0.2元,预计年股利为0.5元。求其资本成本率。
Biotic community and abiotic environment functioning as a system. Includes organism-complex and whole complex of physical factors is called ( )
Standing crop biomass is amount of accumulated organic matter in an area at a given time.
A. 对
B. 错
一质点沿x方向运动,其加速度随时间的变化关系为a=3+2t (SI),如果初始时刻质点的速度v0为5m·s-1,则当t为3s时,质点的速度v=____m·s-1。