損益矩陣 的英文怎麼說

中文拼音 [sǔnzhèn]
損益矩陣 英文
profit or loss maxtrix
  • : Ⅰ動詞1 (減少) decrease; lose 2 (損害) harm; damage 3 [方言] (用尖刻的話挖苦人) speak sarcas...
  • : Ⅰ名詞1 (好處) benefit; profit; advantage 2 (姓氏) a surname Ⅱ形容詞(有益的) beneficialⅢ動詞...
  • : 名詞1. (畫直角或正方形、矩形用的曲尺) carpenter's square; square2. (法度; 規則) rules; regulations 3. [物理學] moment
  • : Ⅰ名詞1 (作戰隊伍的行列或組合方式) battle array [formation]: 布陣 deploy the troops in battle fo...
  • 損益 : 1. (減少和增加) increase and decrease 2. (賠和賺) profit and loss; gains and losses
  • 矩陣 : [數學] matrix; array
  1. At first we compare some kinds of investment loss function, analyze their defects and take the eignvalue of covariance matrix as the measurement of investment risk, the principle component as the information of investment market, sn and cv of the principle component as balance relationship between the profit and risk. then different portfolio selection indexes are given, and new portfolio selection models are presented, which are different from h. markowitz model. at last an example is also given

    本文首先比較了幾種常用的投資失函數,在分析它們的缺陷與不足的基礎上,提出了採用收率的協方差的特徵根刻畫投資的風險;用主成份綜合反映證券市場的信息;分別採用主成份的差異系數與信噪比反映投資組合的期望收率與風險之間的均衡關系,並以此作為投資組合失最小化與收極大化的指標;得到了不同於h
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