[一級(jí)定量分析] 為什么選EWMA？

2019-09-20 15:25:201回答

[一級(jí)風(fēng)險(xiǎn)管理基礎(chǔ)] 這個(gè)D選項(xiàng)最后一句，要最高的votility那邊說(shuō)的是什么意思？還有C選項(xiàng)中三個(gè)不相關(guān)產(chǎn)業(yè)關(guān)聯(lián)性那么高為啥也不是failure

2019-09-20 10:10:261回答

[一級(jí)定量分析] 老師，3為什么是對(duì)的呀？一類錯(cuò)誤應(yīng)該是拒絕原假設(shè)是真的

2019-09-19 23:10:341回答

[一級(jí)定量分析] 老師，像這種到時(shí)候都會(huì)標(biāo)出來(lái)是多少嗎

2019-09-19 21:51:131回答

[一級(jí)風(fēng)險(xiǎn)管理基礎(chǔ)] 老師，請(qǐng)問(wèn)這道題A哪兒錯(cuò)了

Melody Li is a junior risk analyst who has recently prepared a report on the advantages and disadvantages of hedging risk exposures. An excerpt from her report contains four statements. Which of Li’s statement is correct? A. Purchasing an insurance policy is an example of hedging. B. In practice hedging with derivatives is not likely to be a zero-sum game. C. The existence of significant costs of financial distress and bankruptcy is considered within the assumption of perfect capital markets. D. Hedging with derivatives is advantageous in the sense that there is often the ability to avoid numerous disclosure requirements compared with other financial instruments.

2019-09-19 18:12:161回答

[一級(jí)定量分析] 用平方根法則以后就不知道怎么做了

2019-09-19 15:52:471回答

[一級(jí)定量分析] 標(biāo)準(zhǔn)化后 是應(yīng)該N（-0.25）-N（-0.5）嘛

2019-09-19 15:51:131回答

[一級(jí)風(fēng)險(xiǎn)管理基礎(chǔ)] 老師，這兩道有什么不一樣嘛

2019-09-19 14:14:391回答

[一級(jí)定量分析] 題干不是很理解

題干不理解

2019-09-19 08:45:212回答

[一級(jí)定量分析] 這題我怎么算出來(lái)是14.45，老師這道題我算錯(cuò)了嗎

2019-09-18 21:56:553回答