Which of the following represents a principal-agent conflict between share-holders and management? A Risk tolerance B Multiple share classes C Accounting and reporting practices creditor manager 一样吗、、

老师什么叫precautionary money demand～ 它对GDP有什么影响～

PAC是什么

MPS是什么

bond是discount bond还是premium bond是由面值决定的,举个例子: 债券价格是1010, 因此是premium bond, 但是coupon rate是5%, discount rate是6%. 因此CR<DR. 这种情况不能存在吗? 如果能存在,那不是表明,即使是premium bond,也可能cr<dr吗?

ABS是什么

什么是自由度，自由度对置信区间的影响，为什么是负相关

In the short run, an increase in output at low levels of production will most likely cause: A an increase in the marginal cost due to the rising total fixed cost. B an increase in the marginal cost due to the law of diminishing returns. C a decrease in the marginal cost due to economies from greater specialization.

Given the following condition: the inventory—sales ratio has risen, unit labor cost is stable, and real personal income has decreased, it is most likely that a peak in the business cycle: A Has occurred. B Will occur sometime into the future. C Is just about to occur.

不理解完全竞争市场P=D=MR=AR 麻烦解释