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不同物價環境下之匯率轉嫁效果 / Exchange rate pass-through at different price levels林柏君, Lin, Po Chun Unknown Date (has links)
本論文探討不同的物價環境對匯率轉嫁程度的影響。有別於既有文獻將通貨緊縮納入低通膨的區間一併討論,本論文特別區分通貨緊縮與低且正的通膨區間,估計不同物價環境下的匯率轉嫁效果。
利用門檻迴歸模型(threshold model)及台灣1981-2008年的資料,且區分能源價格及非能源價格,本文的實證結果顯示,通貨緊縮考慮與否將影響匯率轉嫁程度與通膨、通縮環境的關係。不同於既有文獻發現匯率轉嫁效果與通膨環境呈正相關,本文發現通貨緊縮環境下的匯率轉嫁效果會提高。此外,包含能源價格之匯率轉嫁效果隨物價環境變化的幅度較大,與既有文獻的看法一致。
因此,在匯率轉嫁效果與物價環境的分析上,明確區分通貨緊縮的情況有其必要性,否則可能形成偏誤之推論。 / This dissertation incorporates inflation and deflation in the analysis of exchange rate pass-through at different price levels. Because the existing literature generally consider deflation as part of low inflation, pass-through estimates tend to be considered the same for these two regimes. This study separates the effects of deflation and low positive inflation and estimates the pass-through for different price levels.
This dissertation uses a nonlinear model with aggregate and disaggregate import prices data from 1981–2008 in Taiwan to first examine the pass-through for two regimes of high inflation and low inflation. The results confirm the notion in the literature that a positive relationship exists between pass-through and inflation. Then, this dissertation extends the model to a three-regime setting, including high inflation, low positive inflation, and deflation. When deflation is clearly defined in a three-regime model, the degree of exchange rate pass-through is found to be increasing in both high inflation and deflation. The positive relationship at all price levels is no longer valid while the effect of deflation is separated from that of low inflation. In Taiwan, the pass-through becomes inversely greater as the inflation rate falls into a deflationary regime. That the pass-through is higher in a deflationary regime became particularly obvious after the 1997 financial crisis. Contrary to the results predicted by the positive relationship, this analysis does not find an unlimited downward trend for the pass-through. A rebound occurs in the degree of pass-through once deflation is clearly identified, and this pattern is also found for half of the importing industries categorized using the Standard International Trade Classification (SITC).
In addition, the results are consistent with the notion that oil prices usually fluctuate much more than the prices of other imports. The estimates show that the pass-through changes the most for fuels and related materials. Obviously, fluctuations in the price of oil influence the measurement of the pass-through. The increase in the pass-through found in a deflationary regime becomes smaller when oil prices are excluded.
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匯率轉嫁之時間變動特性-台灣實證研究 / Time-varying nature of exchange rate pass-through for Taiwan沈睿宸, Shen, Juei Chen Unknown Date (has links)
過去實證研究顯示,匯率轉嫁程度並非一成不變,而是具有隨時間變動的特性。因此,有別於過去文獻大多採用滾動相關係數,本文則是使用Engle(2002)提出的動態條件相關係數模型,估計台灣於1982年至2014年間匯率變動與進口價格變動間的動態條件相關係數;並以其做為匯率轉嫁的代理變數,進而探討台灣匯率轉嫁的時間變動趨勢。我們的實證結果顯示,不論是用滾動相關係數還是動態條件相關係數,台灣的匯率轉嫁都明顯具有隨時間變動的特性。雖然5年期與10年期的滾動相關係數均在1997年前後分別呈現上升與下降的趨勢,動態條件相關係數則無類似的現象。然而,由於滾動相關係數容易受到滾動視窗樣本大小或滾動視窗有無包含極端值的影響,使得此方法較無法看出匯率轉嫁變動的準確時間點,而動態條件相關係數模型則可避免此問題。此外,本文實證發現,通膨環境與匯率波動是造成台灣匯率轉嫁隨時間變動的主要因子,對匯率轉嫁皆有顯著的正向影響。在排除1986年匯率轉嫁與進口滲透率呈現短暫負向關係的資料後,進口滲透率與匯率轉嫁的正向關係變為顯著,而進口滲透率也成為影響匯率轉嫁的原因之一。 / According to past empirical studies, it is believed that exchange rate pass -through (ERPT) has the time-varying nature. In this paper, we apply the Dynamic Conditional Correlation (DCC) model of Engle (2002), rather than the rolling correlation coefficient prevalently used by other studies, to analyze the time trend of ERPT for Taiwan. We estimate the dynamic condition correlation between the changes of exchange rate and the changes of import price using monthly data from 1982 to 2014 and use this correlation as a proxy for the degree of ERPT. Our empirical results show that ERPT for Taiwan, whether measured by the DCC or the rolling correlation coefficient, has a significant time- varying nature. In addition, both 5-year and 10-year window rolling correlation coefficient increase before 1997 and decline after 1997, which does not show in the DCC. However, the rolling correlation coefficient does not provide precise timings in the changes in ERPT, because of the dependence on the size of windows and whether or not outliers exist in the window. In contrast, the DCC does not have this kind of problem. Another important empirical result of this paper is that the inflation environment and the exchange rate volatility are main factors which explain the time-varying ERPT, and both of them have positive relation with ERPT. Moreover, the import penetration becomes positively significant after excluding data which shows temporary negative impact of the import penetration on ERPT in 1986.
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匯率轉嫁效果-動態追蹤資料的分量迴歸分析 / Exchange rate pass-through into inflation: a dynamic panel Quantile analysis李婉璘, Li, Wan Lin Unknown Date (has links)
開放經濟中,匯率可以透過競爭效果及進口型的通貨膨脹抬升價格,或藉由資產負債效果造成通貨緊縮。本文依循 Carranza et al. (2009) 的實證模型,控制美元化程度的影響,並使用Lin (2010) 的動態分量迴歸方法,針對1974Q1-2010Q4期間80個國家,檢驗不同通貨膨脹水準下的匯率轉嫁效果。總體而言,通膨愈高的時候,匯率貶值的擴張效果愈強;但當通膨降低,其強度也隨之減弱。此結果在考慮其他解釋變數或不同貶值情形後仍維持穩健。而當進一步檢視不同國家或期間的匯率轉嫁效果,匯率對通貨膨脹的正向效果,在中低所得國家中普遍較強,但在1995年後減弱,甚至轉為負向。Taylor(2000)的假說,得以在本文大部分的實證結果中證實。 / In an open economy, exchange rate could either increase prices by competitiveness effect and imported inflation, or be disinflationary through the balance-sheet effect. Controlling for the impact induced by the degree of dollarization, I follow the empirical model of Carranza et al. (2009) with a wide panel of 80 countries over 1974Q1-2010Q4. The exchange rate pass-through is investigated at various inflation levels in a dynamic panel quantile analysis suggested by Lin (2010). In general, exchange rate depreciation is more inflationary the higher inflation levels, but the magnitude of pass-through is reduced as inflation become lower. Also, the results are robust with respect to add other explanatory variables or take the depreciation cases into account. Furthermore, to investigate the pass-through across countries or periods, the positive impact of exchange rate on inflation is greater in middle- and low-income countries, but declines and even becomes negative after 1995. The hypothesis in Taylor (2000) is thus confirmed in most part of our empirical results.
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論懲罰性賠償金之法律爭議與風險管理陳春玲 Unknown Date (has links)
本文主要就懲罰性賠償金制度所產生之法律爭議及企業經營者、使用他人智慧財產權者等應採行之風險管理措施作一研究。
懲罰性賠償金雖源自於英國,但在美國蓬勃發展,故本文首先就美國懲罰性賠償金制度之內容及其發展過程中所衍生之爭論加以探討;其次,再將我國懲罰性賠償金制度予以定位,並對目前之相關立法加以說明,最後再就該制度實施後所引發之法律爭議---是否違憲?是否造成民事法與刑事法體制之紊亂?過失行為得否課與懲罰性賠償金?懲罰性賠償金是否具可保性等問題加以討論。
懲罰性賠償金制度雖基於保障消費者、智慧財產權所有者、投資大眾、防杜內部交易並確保公平競爭,而對於不法行為人課與懲罰性賠償金,來達到懲罰及嚇阻之效果,但此亦加重了企業經營者或其他個體之責任風險;因此,本文依循風險管理之步驟,逐一就我國現行懲罰性賠償金之立法提出損害防阻、損失抑制及風險理財等風險管理措施以資因應。
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行政罰處罰對象之研究何弘光 Unknown Date (has links)
行政罰有關處罰法定主義之內涵,包括處罰構成要件、處罰對象與處罰種類等等。長期以來我國行政法學界與實務界對處罰對象此議題的探討卻相當零星,依現行法規及實務運作上,處罰對象並不限於自然人,甚至並非以自然人為主,還包括法人、行政機關、非法人團體及其他尚未定位之組織等等非自然人之部分,然而渠等是否得成為處罰對象,或為什麼可以成為處罰對象?其理由或要件如何判斷?卻付之闕如。特別是在行政罰法公布施行後,其第3條規範之行為人概念所指為何?其定義之內容與現行法之適用有否扞挌?及是否等同處罰對象,均有待究明。而代理人之行為如何評價,私法上之代理制度可否當然沿用?再者,自然人與私法人間處罰選擇的分擔與併罰,如何判斷?有無違反比例原則等問題。甚至複數處罰對象有無競合之問題,及競合時該如何處理?皆屬本論文研究之重點。從而,本論文試著從比較立法例、我國現行法規、學說、實務上之行政法院、行政機關等法律見解,來探究有關行政罰處罰對象的範圍及界定等爭議問題,並試著建構一套解決上述問題的方法,提出研究結果及修法建議。
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從風險管理與犯罪預防觀點論保險詐欺之防制林秉耀 Unknown Date (has links)
保險詐欺是自有保險制度以來就有的問題,世界各國都被這個問題所困擾。因為沒有受到廣泛的宣傳及討論,加上執法機關的忽視、抗拒提供調查機能及加強追訴,所以在1980年代以前沒有被當作重大問題予以重視,一般民眾完全不知它的嚴重性,把它當作「沒有被害人的犯罪(victimless crime)」。然而保險詐欺隨時都在發生,而且範圍及程度日益擴大,已堪稱為「溫和的巨災(quiet catastrophe)」,不但影響個人經濟負擔,且破壞社會安定,因此本文就如何防制保險詐欺加以探討。
保險詐欺直接衝擊的是保險公司的經營穩定性與安全性,對保險公司而言是經營上的風險,因此從風險管理的角度,分析保險公司的實務運作,探討運用各種風險管理對策防制保險詐欺的可行性。經本文研究發覺以風險管理模式可以防制保險詐欺或減輕保險詐欺的損失,各種風險管理對策運用如下:
(一) 風險自承原則:對規模小、影響層面小的保險詐欺案件,列為「堪忍的詐欺」,予以承受,以節省相關的查證經費。
(二) 風險規避原則:建立「防範保險詐欺查核表」,在進行核保、理賠作業時嚴格查核,積極避開保險詐欺風險。
(三) 風險分散原則:針對損失頻率低、損失幅度大的案件採取同業共保的方式;對損失頻率高、損失幅度小的案件採取約定自負額方式承保,以分散風險。
(四) 風險轉嫁原則:約集保險同業成立相互保險組織,把保險詐欺所帶來的風險移轉給相互保險組織。
保險詐欺基本上是犯罪行為,要消弭犯罪行為可以藉由對犯罪環境加以有效管理、設計或操作,以及降低犯罪機會達到目的。本文研究發現推動「詐欺管理生命週期理論」的嚇阻、預防、察覺、緩和、分析、政策、偵查、追溯等措施,及「情境犯罪預防理論」的增加犯罪困難度、提升犯罪風險、降低犯罪報酬、削弱犯罪動機等措施,喚起全民共同防制保險詐欺的意念,可以壓制保險詐欺之發生。
嚴謹的法令規範是防制犯罪的根本,經由本文的探討發覺保險詐欺的盛行,除了民眾法治觀念差以外,現行法令不周全,讓歹徒有機可乘及執法單位強制力不足,亦是原因之一。修訂保險法及刑法,對於防制保險詐欺有很大的效益。 / “Insurance Fraud” has been an issue, by which the countries all over the world are perplexed, since there exists the system of insurance. By 1980’s, not much attention has been paid to this issue which deemed a victimless crime and the public does not realize how serious the problem is due to the lake of broad propaganda and the ignorance, being rejected to offer the function, and being refused to strengthen prosecution by the law enforcement agency.
Nevertheless, insurance fraud happens all the time and has already been called the “quiet catastrophe” because the range and severity caused keep expanding day by day. Resulting from, not only the financial burden of the individual is influenced, but the social stability is destroyed as well. Therefore, this paper probed into “how to prevent Insurance Fraud”.
Since Insurance Fraud would strike the financial stability and security of an insurance company, it becomes kind of risk on company’s management. This paper would be analyzing the practical operation of an insurance company and trying to find out the feasibility of Insurance Fraud Prevention by using various kinds of risk management countermeasures. By which, this paper discovers the losses caused by insurance fraud could be prevented and/ or reduced. The followings are those risk management countermeasures studied and applied:
A. The principle of “Risk Retention & Reduction”:
Sorting out those cases by loss amount scale. Smaller ones are classified & named as “Admitted Fraud”, and settled without verification in order to save the related expenses for investigation.
B. The principle of “Risk Avoidance or Hedging”:
Setting up “Checking List of Insurance Fraud”, by using which to actively avoid the risk of insurance fraud while carrying on the operations of underwriting and claim handling.
C. The principle of “Risk Sharing & Diversification”:
Co-insuring with peer companies for those accounts with the characteristic of low frequency & high severity in terms of loss exposure. As to other accounts, appointing an appropriate policy deductible level to disperse the risk of Insurance Fraud.
D. The principle of “Risk Transference or Shift”:
Establishing the pooling system or organization to transfer the risk of Insurance Fraud to the peer companies.
Basically, Insurance Fraud is a criminal offence, which could be eliminated and / or reduced by way of methods of management, design, and operation on the crime environment. It is found that the occurrence of Insurance Fraud could be depressed by:
A. Promoting measures of “The Fraud Management Lifecycle Theory”, such as deterrence, prevention, detection, mitigation, analysis, policy, investigation, prosecution etc., and
B. Executing the countermeasures of “The Situational Crime Prevention Theory” such as increasing perceived efforts, increasing perceived risks, reducing anticipated reward, removing excuses etc., and
C. Arousing the public the thought of fighting Insurance Fraud mutually.
A rigorous legal system is the base of preventing criminal offence. As discovered and presented by this paper, reasons why the Insurance Fraud has been prevailing are not only because of a poor sense of legal compliance of the public, but also the un-thoroughness of the current legal system resulting in offering ruffians opportunities to take advantages from Insurance Fraud and the in-sufficient power of prosecution of the law enforcement agency. Therefore, to revise the insurance law and criminal law would be greatly workable for preventing Insurance Fruad.
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