金程問(wèn)答D選項(xiàng)麻煩老師再講一下,謝謝
Low-risk strategies appear to have significant alpha relative to standard market capitalization benchmarks and sophisticated factor benchmarks that control for risk using dynamic value and momentum factors.請(qǐng)問(wèn)老師這句話怎么理解,低風(fēng)險(xiǎn)投資策略書(shū)上或者講義上是怎么講的,謝謝
老師好,MVARb=1.645*0.5*5.92=11.68608,這個(gè)哪里錯(cuò)了
所以BSMmodel可以給外匯期權(quán)、股票期權(quán)定價(jià)(所以得到的volatility smile和smirk),但是不能給債券期權(quán)定價(jià)對(duì)嗎?
敏感性度量是什么
老師,D選項(xiàng)說(shuō)外匯期權(quán)是沒(méi)有套利的除非隱含波動(dòng)率是假笑,那也就是說(shuō)除非他說(shuō)的是股票期權(quán),那按照?qǐng)D片上說(shuō)的,這個(gè)D選項(xiàng)沒(méi)毛病啊,就是股票期權(quán)會(huì)有套利機(jī)會(huì)
the correlation between the daily changes是portfolia兩只option的相關(guān)系數(shù)?不應(yīng)是每日收益的自相關(guān)系數(shù)嗎
老師好,題目問(wèn)題沒(méi)看到?
老師,能解釋一下Ⅲ嗎
老師,想問(wèn)一下B選項(xiàng)說(shuō)的套利機(jī)會(huì)在波動(dòng)率微笑這個(gè)板塊中哪里會(huì)出現(xiàn),怎么理解這個(gè)套利機(jī)會(huì)?
老師,第四個(gè)表述說(shuō)EVT的置信區(qū)間更寬是由于他的漸進(jìn)性和數(shù)據(jù)稀缺,這個(gè)“due to”怎么理解?
II. To search for a benchmark that is more representative of a portfolio’s investment style. 請(qǐng)問(wèn)老師這句話和多元回歸有什么關(guān)系
A small number of investment bets decreases the chances of making a mistake and,請(qǐng)問(wèn)老師這句話是對(duì)的么?
請(qǐng)問(wèn)老師低風(fēng)險(xiǎn)異象中的風(fēng)險(xiǎn)指系統(tǒng)性風(fēng)險(xiǎn)?收益指預(yù)期收益還是已實(shí)現(xiàn)的收益?和A選項(xiàng)CAPM里的風(fēng)險(xiǎn)和收益的概念一樣么
3. The average investor holds the market.請(qǐng)問(wèn)老師這句話怎么理解
程寶問(wèn)答