邊際成本向量 的英文怎麼說

中文拼音 [biānjìchéngběnxiàngliáng]
邊際成本向量 英文
marginal cost vector
  • 邊 : 邊Ⅰ名詞1 （幾何圖形上夾成角的直線或圍成多邊形的線段） side; section 2 （邊緣） edge; margin; oute...
  • 際 : Ⅰ名詞1 （靠邊的或分界的地方） border; boundary; edge 2 （里邊; 中間） inside 3 （彼此之間） betwe...
  • 成 : Ⅰ動詞1 （完成; 成功） accomplish; succeed 2 （成為; 變為） become; turn into 3 （成全） help comp...
  • 本 : i 名詞1 （草木的莖或根）stem or root of plants 2 （事物的根源）foundation; origin; basis 3 （本錢...
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 邊際 : （邊界; 邊緣） limit; bound; boundary
  1. The primary causes of the regime shortage are the state monopoly and the state control over the education. the primary cause of the structure shortage is that the budgetary appropriations are not in favor of the compulsory education and the underdeveloped district. then this article puts forward some suggestion to alleviant these kinds of educational shortage : to raise the repay of human capital ; to initiate a system of public financial regulation ; to increase the government appropriation for education ; to relax the state control over education ; to improve the form of the financial transference expenditure, and so on

    總量性短缺的成因主要是我國人口多、經濟發展水平低，教育投資資本邊際效率遞減趨勢、教育投資預期收益相對偏低等；財政性短缺的主要成因是在國家加快推進工業化特別是優先發展重工業的戰略下，政府財政支出的重點必然傾向物質生產部門，而近二十年的財政制度創新都因利益格局的剛性只能作有限突破等；體制性短缺的成因主要是政府壟斷阻礙各類要素往教育領域的流入等；結構性短缺的成因主要是分級分權撥款體制無法保證教育投資的公平等。
  2. Main conclusions ( 1 ) the shadow prices of agriculture production factors could be calculated by using stochastic frontier production function and marginal productivity theory without the factors market ; ( 2 ) the real production cost of agriculture production could be acquired by using the opportunity cost of factors to account the benefit - cost of agriculture products ; ( 3 ) the marginal benefit of the agriculture production factors could be regarded as referent standard to weigh the amounts that government at the basic level and countryside committee take fees from farmers

    本文的主要研究結論為：利用隨機前沿生產函數技術和要素邊際生產力理論，在沒有重要農業生產要素市場的情況下，有可能測算要素影子價格；使用機會成本概念作為農產品成本收益核算的計價基礎，可以獲得農產品的完全生產成本；農業生產要素的邊際收益可以作為衡量基層政府和村集體向農民收取費用合理幅度的一種參照物。
  3. Following, making development study from the three directions : the first one is how to reduce calculation when to use markowitz model. this text has improved the efficient frontier of markowitz model utilizing free risk assets, and reduced calculation about revenue rates " co - variance matrix utilizing single or multiple factors, and so on. the second one is to add thinking factors about, such as transaction fee, fund limitation, lowest transaction unit ' s limitation, risk measures and exchange rate risk of international portfolio securities, so as to make markowitz model closer to our country ' s practice

    接著，分三今方向對markowitz模型進行了拓展研究：第一個方向是運用markowitz模型時如何減少計算量，本文利用無風險資產來改進markowitz模型的有效邊界，利用單因子或多因子模型來減少收益率協方差的計算量等等；第二個方向是增加考慮因素，諸如交易費用、資金限制、最小交易單位限制，風險測度和國際組合證券的匯率風險，使markowitz模型更貼近我國的實際；第三個方向是對markowitz模型進行動態拓展研究，提出了將證券收益率看成是隨機序列時的投資決策模型，深入研究了m ? v有效邊界隨資產品種數增加而發生的漂移，並用解析方法和幾何圖形描述了漂移的軌跡和方向。
  4. As a political study of this phenomenon, this article illustrates the characteristics of china ’ s media system, the reform pressure to the system from these media increments, the development of communication politics and the political dilemma of the media regulation. and then explore the future direction of the china media incremental transformation. 1 china ’ s media system has two basic functions before 1990, one is that all the mass medias are asked to have positive dissemination that give the political system more legitimacies and powers of social arouse, the other is a function to forbid, that is all the news that have potential damage the basic function of the national politics mustn ’ t disseminate

    作為對此過程的政治學考察，本文以「增量」理論為基本範式，分析了這一變革的約束條件? ?中國傳媒體制特徵;描述了它的歷史進程? ?產業化過程中傳媒增量的出現及其促成的傳媒體制邊際調整;評估了這場變革產生的政治效果? ?中國傳播政治生態的演變;辨析了它所面臨的政治困境? ?新聞監管與社會穩定訴求之間的惡性循環與「急診室悖論」 ;最後，作為結論，本文對中國傳媒這一至今仍在持續的增量變革進一步突破的方向? ?自覺的傳媒體制改革? ?進行了展望，並探討了為此應堅持的原則與方法。
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