a bank should have multiple sources for risk data for each type of risk to improve reliability.這句話怎么錯了？
請問老師，B是什么線?。?
為了防止金融危機中進一步的流動性問題，政府介入了金融市場，但沒有實施哪個行為？A、降低利率 ；；B、幫助主要金融機構(gòu)擺脫困境 ；；C、為商業(yè)銀行放開折扣 ；；D、收購主要金融機構(gòu)發(fā)行的資產(chǎn)；；；這里為何選C？
senior tranche of the ABS CDO has lower risk than the equity tranche of both the ABS and ABS CDO 還是 lower risk than both the equity and mezzanine tranche of the ABS 應(yīng)該如何判斷？
sortino ratio is more appropriate for asymmetrical return distributions. ； sortino ratio allows one to evaluate portfolios obtained through an optimization algorithm that uses variance as a risk metric.這兩句話為何第一個對第二個錯
投資者在CAPM中要讓自己的效益最大化，這里的效益的表達中，wealth和expected utility有何區(qū)別？可以劃等號嗎
套利的時候為何要買入高treynor的賣出低treynor的？
在用APT時為何要restrict to a limited number of systematic factors with considerable ability to explain security returns?
APT can use a small group of securities, CAPM不能嗎
when using historical data to determine expected return inputs into a mean-variance portfolio optimization model, the longest possible time frame is best這句話為何錯？還有另一個選項 treasury bill returns tend to be positively auto-correlated and this implies that T-bills are effectively a decreasing risky asset as the investment time horizon grows. 這句話為何錯
請問老師這題D選項怎么錯了？謝謝
請老師幫忙解答這道題目錯誤的選項錯哪了，感謝！
請問老師這題的解答只解釋了正確選項，沒說錯誤的怎么錯了。請你解答。謝謝
在有關(guān)ERM項目的組成中，題目給出了the maximum value at risk under multiple stress test scenarios；；the firm's tier1 capital to asset ratio；；the optimal size of the ERM Committee。這幾個都不是他的組成，分別應(yīng)該怎么理解？
ensure accuracy and completeness of reported earnings，and reviewing independent valuation methodologies and processes.這個職責(zé)是屬于高管層、風(fēng)管部門、財務(wù)部門還是前線部門的？感覺像風(fēng)管部門的？
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金程問答