【简答题】A.Well. Perhaps you have to explain why you were not in the office this morning. B.Why don't you go after 10:00? C.I don't think you should go to see him right now. D.You'd better go and see him now.
【简答题】某土豆加工商通过对土豆原料的加工,生产速食土豆泥和淀粉(副产品)两种产品。企业的总成本和边际成本函数为: TC=500+3Q+3Q 2 ,MC=3+6Q 式中,Q为土豆泥一淀粉组合的数量。同时这两种产品的需求方程为: Q I =800-P I ,Q S =150-P S 式中,Q I ,P I ,Q S 和P S 分别为土豆泥和淀粉的产量和价格。假定每生产1个单位土豆泥,同时生产出1个单位的淀粉(...