请问，如何通过Div来求DPS？

为什么不选防火墙

The basketball club’s marginal cost is fixed at $2 per visit，边际成本是什么意思？

MARU S.A. de CAT., a Mexican corporation that follows IFRS, has elected to use the revaluation model for its property, plant, and equipment. One of MARU's machines was purchased for 2,500,000 Mexican pesos (MXN) at the beginning of the fiscal year ended 31 March 2010. As of 31 March 2010,the machine has a fair value of MXN 3,000,000. Should MARU show a profit for the revaluation of the machine? 这题的答案，C为什么不对？ B No, because this revaluation is recorded directly in equity. C No, because value increases resulting from revaluation can never be recognised as a profit.

融资成本为什么是百分数的形式，融资成本不是一个金额呢？？

老师，旮差是什么意思？

百分之十是税盾的效果吗？？后面为什么相乘，有点不太理解

这里是减还是除啊？？后面相乘也有点不懂，可以详细说明一下吗？？为什么是乘？？

老师，深夜打扰。我想请教两个问题 ①为什么ms/p变小，利率会上升呢？ ②is与lm所有交点形成的ad线，纵坐标怎么变成了价格p？

题中说了2002年的股利为2 2008年的股利为3 直接2/3不可以吗？还是要把2008年的3折现？