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      地方政府間環(huán)境規(guī)制策略的演化博弈分析

      2014-07-29 09:53:55潘峰西寶王琳
      中國人口·資源與環(huán)境 2014年6期
      關(guān)鍵詞:規(guī)制污染政府

      潘峰 西寶 王琳

      摘要 我國的環(huán)境規(guī)制政策由地方政府負(fù)責(zé)執(zhí)行,地方政府的環(huán)境規(guī)制策略直接影響著整個(gè)國家的環(huán)境質(zhì)量狀況。由于區(qū)域環(huán)境污染具有跨界性,在環(huán)境規(guī)制的執(zhí)行過程中,地方政府之間存在博弈關(guān)系。根據(jù)地方政府間環(huán)境規(guī)制博弈呈現(xiàn)出的長期性和動(dòng)態(tài)性,基于演化博弈理論探討了地方政府環(huán)境規(guī)制決策的演化過程。建立了地方政府與地方政府的演化博弈模型,分別研究了未引入約束機(jī)制和約束機(jī)制下的地方政府環(huán)境規(guī)制策略及其影響因素,根據(jù)復(fù)制動(dòng)態(tài)方程得到了地方政府的行為演化規(guī)律和演化穩(wěn)定策略。研究結(jié)果表明,地方政府的環(huán)境規(guī)制策略不會受到政府間外部效應(yīng)的影響,地方政府的環(huán)境規(guī)制成本、中央政府對地方政府不執(zhí)行環(huán)境規(guī)制行為的處罰力度、政績考核體系中環(huán)境質(zhì)量指標(biāo)的權(quán)重系數(shù)、地方政府執(zhí)行環(huán)境規(guī)制的污染排放削減量以及不執(zhí)行環(huán)境規(guī)制的污染排放增加量,是影響地方政府環(huán)境規(guī)制決策的重要因素。在未引入約束機(jī)制的情況下,地方政府會通過權(quán)衡環(huán)境規(guī)制收益和環(huán)境規(guī)制成本進(jìn)行策略選擇,當(dāng)環(huán)境規(guī)制凈收益為正時(shí),選擇執(zhí)行環(huán)境規(guī)制的地方政府?dāng)?shù)量會逐漸增加;當(dāng)環(huán)境規(guī)制凈收益為負(fù)時(shí),選擇執(zhí)行環(huán)境規(guī)制的地方政府?dāng)?shù)量會逐漸降低。缺乏約束的地方政府很可能陷入環(huán)境規(guī)制決策的“囚徒困境”。而約束機(jī)制的引入可以引導(dǎo)地方政府的環(huán)境規(guī)制決策向“帕累托改進(jìn)”的方向演化,通過降低環(huán)境規(guī)制成本、加大中央政府對地方政府的處罰力度以及提高政績考核體系中環(huán)境質(zhì)量指標(biāo)的權(quán)重系數(shù),可以促進(jìn)地方政府環(huán)境規(guī)制的高效執(zhí)行。

      關(guān)鍵詞 有限理性;演化博弈;環(huán)境規(guī)制;地方政府;演化穩(wěn)定策略

      中圖分類號 F203.9

      文獻(xiàn)標(biāo)識碼 A

      文章編號 1002-2104(2014)06-0097-06 doi:10.3969/j.issn.1002-2104.2014.06.015

      改革開放以來,我國實(shí)現(xiàn)了經(jīng)濟(jì)的高速增長,但是自然生態(tài)環(huán)境卻受到了嚴(yán)重破壞,愈演愈烈的環(huán)境污染問題已經(jīng)危及到公眾的正常生產(chǎn)生活和經(jīng)濟(jì)的可持續(xù)發(fā)展。2012年中國環(huán)境狀況公報(bào)顯示,我國環(huán)境總體形勢依然嚴(yán)峻:在十大流域的國控?cái)嗝嬷?,Ⅳ~Ⅴ類和劣Ⅴ類水質(zhì)的斷面比例為31.1%,在監(jiān)測的60個(gè)湖泊(水庫)中,25%處于富營養(yǎng)化狀態(tài),在4 929個(gè)地下水監(jiān)測點(diǎn)位中,較差-極差水質(zhì)的監(jiān)測點(diǎn)達(dá)到57.3%;59.1%的地級及以上城市空氣質(zhì)量不達(dá)標(biāo),76.1%的環(huán)保重點(diǎn)城市空氣質(zhì)量不達(dá)標(biāo);全國水土流失面積高達(dá)294.91萬平方千米,全國突發(fā)環(huán)境事件達(dá)到542起。實(shí)際上,我國很早就開始重視環(huán)境保護(hù)問題,自1979年《環(huán)境保護(hù)法》頒布以來,國務(wù)院先后制定和實(shí)施了一系列重大環(huán)境保護(hù)政策,而環(huán)境污染問題能否得到有效解決,在很大程度上取決于地方政府對環(huán)境規(guī)制政策的執(zhí)行狀況。我國的環(huán)境規(guī)制政策由中央政府統(tǒng)一制定并由地方政府負(fù)責(zé)執(zhí)行,作為連接中央制度供給和微觀制度需求的重要中介,地方政府的環(huán)境規(guī)制行為直接影響著整個(gè)國家的環(huán)境治理效果。由于生態(tài)環(huán)境的一體化和污染物的擴(kuò)散性質(zhì),環(huán)境污染往往具有區(qū)域性和跨界性的特點(diǎn)。環(huán)境污染的負(fù)外部性和地方政府環(huán)境規(guī)制行為的正外部性使相鄰地方政府之間形成規(guī)制策略的博弈,針對環(huán)境規(guī)制執(zhí)行過程中地方政府間策略行為的研究,能夠從一個(gè)側(cè)面揭示我國環(huán)境污染問題的本質(zhì),并有助于提高區(qū)域環(huán)境治理效率。

      1 文獻(xiàn)綜述

      為了改善污染治理效果,國內(nèi)外眾多學(xué)者就環(huán)境規(guī)制過程中相關(guān)主體的策略行為進(jìn)行了研究,研究焦點(diǎn)主要集中于規(guī)制主體與規(guī)制客體之間的互動(dòng)以及規(guī)制主體之間的互動(dòng)兩個(gè)方面。在規(guī)制主體與規(guī)制客體的行為互動(dòng)方面:Moledina等通過構(gòu)建信息不對稱條件下的動(dòng)態(tài)博弈模型,論證了企業(yè)會采取不同的策略行為以應(yīng)對不同的政策工具[1]。蒙肖蓮等針對污染管理中企業(yè)與政府的博弈行為提出了分析環(huán)境政策問題的數(shù)理方法[2]。張倩等對環(huán)境規(guī)制中政府與企業(yè)的策略行為進(jìn)行了動(dòng)態(tài)博弈分析[3]。張學(xué)剛等則通過引入聲譽(yù)成本和政治成本,對政府環(huán)境監(jiān)管與企業(yè)污染治理的互動(dòng)決策問題進(jìn)行了探討[4]。此外,還有一些學(xué)者通過博弈分析強(qiáng)調(diào)了環(huán)境規(guī)制中政府對企業(yè)進(jìn)行違規(guī)處罰的重要性和必要性[5-6]。在規(guī)制主體之間的行為互動(dòng)方面:Barrett和Kennedy對不完全競爭市場下地方政府環(huán)境決策的非合作博弈進(jìn)行了分析[7-8]。崔亞飛等研究了我國地方政府間的污染治理策略問題,而后朱平芳等對地方政府間的策略性博弈展開了進(jìn)一步的理論和實(shí)證研究[9-10]。劉洋等從動(dòng)態(tài)、微觀的視角分析了跨區(qū)域環(huán)境事務(wù)中地方政府間的利益博弈過程和理性決策行為,為區(qū)域間環(huán)境事務(wù)的合作和交流提出了建議[11]。易志斌結(jié)合我國當(dāng)前地方政府的競爭行為特征,建立了地方政府的環(huán)境保護(hù)投資博弈模型,探究了地方政府之間的競爭對流域水環(huán)境保護(hù)投資的影響[12]。針對地區(qū)間的越界污染,曾文慧通過構(gòu)建“均衡污染”模型解釋了我國環(huán)境規(guī)制的低效問題[13]。張文彬等則結(jié)合了我國經(jīng)濟(jì)分權(quán)、政治集權(quán)的制度背景,實(shí)證研究了省際競爭對環(huán)境規(guī)制強(qiáng)度的影響[14]。

      通過回顧已有研究成果可知,在研究方法上,以往研究主要以博弈方完全理性為前提分析地方政府與企業(yè)以及地方政府之間的博弈關(guān)系,考慮到現(xiàn)實(shí)中博弈方的完全理性難以達(dá)到,策略的選擇往往是不斷學(xué)習(xí)和調(diào)整的結(jié)果,因此基于有限理性來探究地方政府的環(huán)境規(guī)制行為特征及其影響因素更具現(xiàn)實(shí)意義。在研究內(nèi)容上,以往研究側(cè)重分析地方政府競爭行為對污染治理的影響,而缺乏對地方政府環(huán)境規(guī)制策略行為的關(guān)注。地方政府間的環(huán)境規(guī)制策略博弈具有長期性和動(dòng)態(tài)性,掌握既定外部條件下的地方政府行為演化路徑與穩(wěn)定策略,對解釋我國環(huán)境規(guī)制失靈機(jī)理、提高環(huán)境污染治理效果具有一定的指導(dǎo)意義。目前,利用演化博弈方法就此類問題進(jìn)行的研究還較為匱乏,因此,本文基于演化博弈理論,建立地方政府之間的演化博弈模型,分析區(qū)域污染治理中地方政府之間的環(huán)境規(guī)制策略演進(jìn)規(guī)律及其影響因素,以期為促進(jìn)地方政府環(huán)境規(guī)制的高效執(zhí)行提供理論依據(jù)。

      2 地方政府間環(huán)境規(guī)制演化博弈模型

      在有限理性條件下,地方政府之間的博弈是成員間隨機(jī)配對、相互學(xué)習(xí)的重復(fù)博弈,其策略調(diào)整過程可以用復(fù)制動(dòng)態(tài)機(jī)制來模擬。

      假設(shè)博弈方為相鄰地方政府,策略選擇包括執(zhí)行環(huán)境規(guī)制和不執(zhí)行環(huán)境規(guī)制,策略集為{執(zhí)行、不執(zhí)行}。當(dāng)?shù)胤秸x擇執(zhí)行環(huán)境規(guī)制時(shí),轄區(qū)內(nèi)會有一定比例的排污企業(yè)選擇治理污染,從而使污染排放量下降,環(huán)境質(zhì)量得到改善;當(dāng)?shù)胤秸x擇不執(zhí)行環(huán)境規(guī)制時(shí),轄區(qū)內(nèi)所有排污企業(yè)都不會治理污染,從而污染排放量增加,環(huán)境質(zhì)量惡化。地方政府間存在同向外部效應(yīng),即一方環(huán)境質(zhì)量的改善(惡化)會提高(降低)另一方的環(huán)境質(zhì)量水平。當(dāng)博弈方都采取執(zhí)行環(huán)境規(guī)制時(shí),雙方所獲收益相同。當(dāng)博弈方采取不同策略時(shí),執(zhí)行環(huán)境規(guī)制的地方政府既要承擔(dān)環(huán)境規(guī)制成本,又要承擔(dān)對方不執(zhí)行環(huán)境規(guī)制所帶來的負(fù)外部效應(yīng);不執(zhí)行環(huán)境規(guī)制的地方政府則無須承擔(dān)環(huán)境規(guī)制成本,而且還能獲得對方環(huán)境規(guī)制行為的正外部效應(yīng)。

      反復(fù)在地方政府群體A和地方政府群體B兩個(gè)群體中隨機(jī)抽取一個(gè)參與者進(jìn)行博弈。C1為地方政府A的環(huán)境規(guī)制成本,其中包括環(huán)境規(guī)制執(zhí)行成本和環(huán)境規(guī)制經(jīng)濟(jì)成本,環(huán)境規(guī)制執(zhí)行成本是指規(guī)制執(zhí)行過程中地方政府投入的人力、物力和財(cái)力等資源,環(huán)境規(guī)制經(jīng)濟(jì)成本是指環(huán)境規(guī)制的執(zhí)行對地方經(jīng)濟(jì)發(fā)展造成的負(fù)面影響;H1為地方政府A執(zhí)行環(huán)境規(guī)制時(shí)轄區(qū)內(nèi)的污染排放削減量;P1為地方政府A不執(zhí)行環(huán)境規(guī)制時(shí)轄區(qū)內(nèi)的污染排放增加量。C2為地方政府B的環(huán)境規(guī)制成本;H2為地方政府B執(zhí)行環(huán)境規(guī)制時(shí)轄區(qū)內(nèi)的污染排放削減量;P2為地方政府B不執(zhí)行環(huán)境規(guī)制時(shí)轄區(qū)內(nèi)的污染排放增加量。θ1為地方政府A對地方政府B的外部效應(yīng)系數(shù),θ2為地方政府B對地方政府A的外部效應(yīng)系數(shù)。在2×2非對稱重復(fù)博弈中,其階段博弈的支付矩陣如表1所示。

      由以上分析可以得出,在地方政府間的環(huán)境規(guī)制策略博弈中,政府之間的外部效應(yīng)并不影響地方政府的環(huán)境規(guī)制策略選擇。在沒有約束機(jī)制的條件下,不同的地方政府會通過權(quán)衡自身的環(huán)境規(guī)制收益和環(huán)境規(guī)制成本進(jìn)行環(huán)境規(guī)制策略選擇。當(dāng)環(huán)境規(guī)制凈收益大于0時(shí),會有越來越多的地方政府選擇執(zhí)行環(huán)境規(guī)制,直至所有地方政府都選擇執(zhí)行環(huán)境規(guī)制而達(dá)到穩(wěn)定狀態(tài);當(dāng)環(huán)境規(guī)制凈收益小于0時(shí),會有越來越少的地方政府選擇執(zhí)行環(huán)境規(guī)制,直至所有地方政府都選擇不執(zhí)行環(huán)境規(guī)制而達(dá)到穩(wěn)定狀態(tài)。地方政府執(zhí)行環(huán)境規(guī)制需要付出成本,而能夠獲得環(huán)境改善收益的區(qū)域卻不僅僅是執(zhí)行環(huán)境規(guī)制的地區(qū)。在現(xiàn)行的政績考核體系下,中央政府偏重于考核GDP等經(jīng)濟(jì)指標(biāo),考核體系中環(huán)境指標(biāo)的權(quán)重偏低,在地方政府的環(huán)境規(guī)制行為支付上則表現(xiàn)為較高的環(huán)境規(guī)制成本和較低的環(huán)境規(guī)制收益。因此地方政府更傾向選擇不執(zhí)行環(huán)境規(guī)制,采取“搭便車”策略享受其他地區(qū)環(huán)境規(guī)制的成果。因此,在沒有約束機(jī)制的條件下,地方政府的環(huán)境規(guī)制行為很容易陷入雙方都選擇不執(zhí)行環(huán)境規(guī)制的“囚徒困境”,造成環(huán)境質(zhì)量的惡化。

      3 約束機(jī)制下的地方政府間環(huán)境規(guī)制演化博弈模型

      為促使地方政府執(zhí)行環(huán)境規(guī)制,引入約束機(jī)制。中央政府對地方政府的環(huán)境規(guī)制執(zhí)行情況、污染排放情況進(jìn)行監(jiān)查,假設(shè)如果地方政府A在地方政府B執(zhí)行環(huán)境規(guī)制時(shí)選擇不執(zhí)行環(huán)境規(guī)制將會受到中央政府的懲罰F;地方政府B在地方政府A執(zhí)行環(huán)境規(guī)制時(shí)選擇不執(zhí)行環(huán)境規(guī)制也將會受到中央政府的懲罰F。δ為環(huán)境質(zhì)量指標(biāo)在地方政府政績考核中的權(quán)重系數(shù)(0<δ<1)。在2×2非對稱重復(fù)博弈中,其階段博弈的支付矩陣如表2所示。

      地方政府選擇執(zhí)行環(huán)境規(guī)制的概率越大。提高對不執(zhí)行環(huán)境規(guī)制的地方政府的處罰力度、提高政績考核中環(huán)境質(zhì)量指標(biāo)的權(quán)重系數(shù)可以增大地方政府選擇執(zhí)行環(huán)境規(guī)制的概率。

      4 結(jié)論及政策建議

      本文以博弈方有限理性為前提,運(yùn)用演化博弈理論分析了地方政府間環(huán)境規(guī)制決策的演化過程,研究結(jié)果表明:

      在地方政府間環(huán)境規(guī)制策略博弈的過程中,地方政府間的外部效應(yīng)并不影響地方政府的環(huán)境規(guī)制策略選擇。環(huán)境規(guī)制成本、執(zhí)行環(huán)境規(guī)制時(shí)轄區(qū)內(nèi)的污染排放削減量以及不執(zhí)行環(huán)境規(guī)制時(shí)轄區(qū)內(nèi)的污染排放增加量,是影響地方政府環(huán)境規(guī)制決策的重要因素。環(huán)境規(guī)制成本、污染排放削減量和污染排放增加量等因素由地方政府固有屬性決定,在未引入約束機(jī)制的情形下,地方政府會根據(jù)各自的環(huán)境規(guī)制收益和成本進(jìn)行策略選擇。各參與者的支付水平是影響博弈行為的主要變量,當(dāng)環(huán)境規(guī)制凈收益大于0時(shí),會有越來越多的地方政府選擇執(zhí)行環(huán)境規(guī)制,直至所有地方政府都選擇執(zhí)行環(huán)境規(guī)制;

      當(dāng)環(huán)境規(guī)制凈收益小于0時(shí),會有越來越少的地方政府選擇執(zhí)行環(huán)境規(guī)制,直至所有地方政府都選擇不執(zhí)行環(huán)境規(guī)制。因此,區(qū)域內(nèi)政府間博弈難以通過對內(nèi)部變量的調(diào)節(jié)來實(shí)現(xiàn)區(qū)域整體利益最大的穩(wěn)定策略(執(zhí)行,執(zhí)行)。而在外部約束機(jī)制下,通過加大對地方政府不執(zhí)行環(huán)境規(guī)制的處罰力度,提高地方政府政績考核體系中環(huán)境質(zhì)量指標(biāo)的權(quán)重系數(shù),可以促使穩(wěn)定策略向環(huán)境規(guī)制完全執(zhí)行的方向演進(jìn),從而引導(dǎo)地方政府執(zhí)行環(huán)境規(guī)制,達(dá)到改善環(huán)境質(zhì)量的目的。

      環(huán)境污染的治理效果不僅取決于規(guī)制政策制定的科學(xué)性,更取決于地方政府行為選擇的合理性?;谘芯拷Y(jié)果,可以提出以下政策建議:

      (1)中央政府應(yīng)重視對地方政府環(huán)境治理活動(dòng)的行政干預(yù),加強(qiáng)對地方政府環(huán)境規(guī)制執(zhí)行情況的監(jiān)督和檢查。通過建立包括環(huán)保組織和社會公眾在內(nèi)的環(huán)境監(jiān)督體系,拓寬環(huán)境規(guī)制執(zhí)行信息的反饋渠道。加大對地方政府不執(zhí)行環(huán)境規(guī)制、縱容企業(yè)污染等行為的處罰力度,對于環(huán)境規(guī)制執(zhí)行不力的官員,一經(jīng)查明則予以降職甚至罷免。

      (2)改革現(xiàn)有地方政府的政績考核機(jī)制,建立以科學(xué)發(fā)展觀為指導(dǎo)的政績考核體系。將污染排放增加量、污染排放削減量等環(huán)境質(zhì)量指標(biāo)納入政績考核體系,并適當(dāng)提高政績考核體系中環(huán)境質(zhì)量指標(biāo)的權(quán)重系數(shù),對地方政府任期內(nèi)的環(huán)境質(zhì)量變化情況進(jìn)行重點(diǎn)考核,以考核結(jié)果作為官員選拔任用的依據(jù),對于認(rèn)真貫徹和執(zhí)行環(huán)境規(guī)制的地方政府給予獎(jiǎng)勵(lì)。

      (3)通過財(cái)政轉(zhuǎn)移支付、規(guī)制執(zhí)行支出責(zé)任向上級政府轉(zhuǎn)移以及規(guī)制執(zhí)行配套資金等手段,降低地方政府的環(huán)境規(guī)制執(zhí)行成本。為企業(yè)提供污染削減技術(shù)支持、鼓勵(lì)節(jié)能減排產(chǎn)品創(chuàng)新,提高環(huán)境規(guī)制下的污染排放削減量,進(jìn)而提高地方政府執(zhí)行環(huán)境規(guī)制的預(yù)期收益。增加企業(yè)的環(huán)保補(bǔ)貼,降低企業(yè)的治污成本,從而減少環(huán)境規(guī)制的執(zhí)行對企業(yè)和地方經(jīng)濟(jì)造成的損失。

      (編輯:于 杰)

      參考文獻(xiàn)(Reference)

      [1]Moledina A A, Coggins J S, Polasky S, et al. Dynamic Environmental Policy with Strategic Firms: Prices Versus Quantities [J]. Journal of Environmental Economics and Management, 2003, 45(2): 356-376.

      [2]蒙肖蓮,杜寬旗,蔡淑琴.環(huán)境政策問題分析模型研究[J].數(shù)量經(jīng)濟(jì)技術(shù)經(jīng)濟(jì)研究, 2005,22(5):79-88.

      [3]張倩,曲世友.環(huán)境規(guī)制下政府與企業(yè)環(huán)境行為的動(dòng)態(tài)博弈與最優(yōu)策略研究[J].預(yù)測, 2013,(4):35-40.

      [4]張學(xué)剛,鐘茂初.政府環(huán)境監(jiān)管與企業(yè)污染的博弈分析及對策研究[J].中國人口·資源與環(huán)境, 2011,21(2):31-35.

      [5]王齊.政府管制與企業(yè)排污的博弈分析[J].中國人口·資源與環(huán)境, 2004,14(3):119-122.

      [6]盧方元.環(huán)境污染問題的演化博弈分析[J].系統(tǒng)工程理論與實(shí)踐, 2007,27(9):148-152.

      [7]Barrett S. Strategic Environmental Policy and International Trade [J]. Journal of Public Economics, 1994, 54(3): 325-338.

      [8]Kennedy P W. Equilibrium Pollution Taxes in Open Economies with Imperfect Competition [J]. Journal of Environmental Economics and Management, 1994, 27(1): 49-63.

      [9]崔亞飛,劉小川.中國地方政府間環(huán)境污染治理策略的博弈分析:基于政府社會福利目標(biāo)的視角[J].理論與改革, 2009,(6):62-65.

      [10]朱平芳,張征宇,姜國麟.FDI與環(huán)境規(guī)制:基于地方分權(quán)視角的實(shí)證研究[J].經(jīng)濟(jì)研究, 2011,(6):133-145.

      [11]劉洋,萬玉秋.跨區(qū)域環(huán)境治理中地方政府間的博弈分析[J].環(huán)境保護(hù)科學(xué), 2010,36(1):34-36.

      [12]易志斌.地方政府競爭的博弈行為與流域水環(huán)境保護(hù)[J].經(jīng)濟(jì)問題, 2011,(1):60-64.

      [13]曾文慧.流域越界污染規(guī)制:對中國跨省水污染的實(shí)證研究[J].經(jīng)濟(jì)學(xué):季刊, 2008,(2):447-464.

      [14]張文彬,張理芃,張可云.中國環(huán)境規(guī)制強(qiáng)度省際競爭形態(tài)及其演變:基于兩區(qū)制空間Durbin固定效應(yīng)模型的分析[J].管理世界, 2010,(12):34-44.

      [15]Friedman D. Evolutionary Games in Economics [J]. Econometrica, 1991, 59(3): 637-666.

      Abstract The environmental regulation policy is implemented by local governments in China, and the environmental quality of whole nation is directly affected by the environmental regulation strategy of local governments. There is a game relationship between local governments in the process of implementation of environmental regulation for the transboundary of regional pollution. The game of environmental regulation between local governments is longterm and dynamic, the evolutionary process of environmental regulation strategy of local governments is discussed based on the evolutionary game theory. The evolutionary game model between local governments is established, the environmental regulation strategy of local governments and related factors without restriction mechanism and under restriction mechanism are studied respectively. Behavioral evolutionary law and evolutionary stable strategy of local governments is given according to replicator dynamics equation. It is showed that, the environmental regulation strategy of local governments will not be affected by the externality between local governments. The environmental regulation strategy of local governments will be significantly affected by the cost of local government environmental regulation, the punishment of central government to local government, the weight coefficient of environmental quality index in achievement assessment system, the emission reduction of implementing environmental regulation and the emission increase of not implementing environmental regulation. In the condition without restriction mechanism, the local government will choose its strategy by comparing the income and cost of environmental regulation. When the net income of environmental regulation is positive, the number of local governments choosing “implement” will be increasing. When the net income of environmental regulation is negative, the number of local government choosing “implement” will be reducing. The local government is likely to fall into the Prisoners Dilemma of regulation strategy when restriction mechanism is not introduced, and the introduction of the restriction mechanism can lead the environmental regulation strategy of local government to the Pareto improvement. The implementation of local government environmental regulation will be promoted by reducing the cost of local government environmental regulation, strengthening the punishment of central government to local government, increasing the weight coefficient of environmental quality index in achievement assessment system.

      Key words bounded rationality; evolutionary game; environmental regulation; local government; evolutionary stable strategy

      (編輯:于 杰)

      參考文獻(xiàn)(Reference)

      [1]Moledina A A, Coggins J S, Polasky S, et al. Dynamic Environmental Policy with Strategic Firms: Prices Versus Quantities [J]. Journal of Environmental Economics and Management, 2003, 45(2): 356-376.

      [2]蒙肖蓮,杜寬旗,蔡淑琴.環(huán)境政策問題分析模型研究[J].數(shù)量經(jīng)濟(jì)技術(shù)經(jīng)濟(jì)研究, 2005,22(5):79-88.

      [3]張倩,曲世友.環(huán)境規(guī)制下政府與企業(yè)環(huán)境行為的動(dòng)態(tài)博弈與最優(yōu)策略研究[J].預(yù)測, 2013,(4):35-40.

      [4]張學(xué)剛,鐘茂初.政府環(huán)境監(jiān)管與企業(yè)污染的博弈分析及對策研究[J].中國人口·資源與環(huán)境, 2011,21(2):31-35.

      [5]王齊.政府管制與企業(yè)排污的博弈分析[J].中國人口·資源與環(huán)境, 2004,14(3):119-122.

      [6]盧方元.環(huán)境污染問題的演化博弈分析[J].系統(tǒng)工程理論與實(shí)踐, 2007,27(9):148-152.

      [7]Barrett S. Strategic Environmental Policy and International Trade [J]. Journal of Public Economics, 1994, 54(3): 325-338.

      [8]Kennedy P W. Equilibrium Pollution Taxes in Open Economies with Imperfect Competition [J]. Journal of Environmental Economics and Management, 1994, 27(1): 49-63.

      [9]崔亞飛,劉小川.中國地方政府間環(huán)境污染治理策略的博弈分析:基于政府社會福利目標(biāo)的視角[J].理論與改革, 2009,(6):62-65.

      [10]朱平芳,張征宇,姜國麟.FDI與環(huán)境規(guī)制:基于地方分權(quán)視角的實(shí)證研究[J].經(jīng)濟(jì)研究, 2011,(6):133-145.

      [11]劉洋,萬玉秋.跨區(qū)域環(huán)境治理中地方政府間的博弈分析[J].環(huán)境保護(hù)科學(xué), 2010,36(1):34-36.

      [12]易志斌.地方政府競爭的博弈行為與流域水環(huán)境保護(hù)[J].經(jīng)濟(jì)問題, 2011,(1):60-64.

      [13]曾文慧.流域越界污染規(guī)制:對中國跨省水污染的實(shí)證研究[J].經(jīng)濟(jì)學(xué):季刊, 2008,(2):447-464.

      [14]張文彬,張理芃,張可云.中國環(huán)境規(guī)制強(qiáng)度省際競爭形態(tài)及其演變:基于兩區(qū)制空間Durbin固定效應(yīng)模型的分析[J].管理世界, 2010,(12):34-44.

      [15]Friedman D. Evolutionary Games in Economics [J]. Econometrica, 1991, 59(3): 637-666.

      Abstract The environmental regulation policy is implemented by local governments in China, and the environmental quality of whole nation is directly affected by the environmental regulation strategy of local governments. There is a game relationship between local governments in the process of implementation of environmental regulation for the transboundary of regional pollution. The game of environmental regulation between local governments is longterm and dynamic, the evolutionary process of environmental regulation strategy of local governments is discussed based on the evolutionary game theory. The evolutionary game model between local governments is established, the environmental regulation strategy of local governments and related factors without restriction mechanism and under restriction mechanism are studied respectively. Behavioral evolutionary law and evolutionary stable strategy of local governments is given according to replicator dynamics equation. It is showed that, the environmental regulation strategy of local governments will not be affected by the externality between local governments. The environmental regulation strategy of local governments will be significantly affected by the cost of local government environmental regulation, the punishment of central government to local government, the weight coefficient of environmental quality index in achievement assessment system, the emission reduction of implementing environmental regulation and the emission increase of not implementing environmental regulation. In the condition without restriction mechanism, the local government will choose its strategy by comparing the income and cost of environmental regulation. When the net income of environmental regulation is positive, the number of local governments choosing “implement” will be increasing. When the net income of environmental regulation is negative, the number of local government choosing “implement” will be reducing. The local government is likely to fall into the Prisoners Dilemma of regulation strategy when restriction mechanism is not introduced, and the introduction of the restriction mechanism can lead the environmental regulation strategy of local government to the Pareto improvement. The implementation of local government environmental regulation will be promoted by reducing the cost of local government environmental regulation, strengthening the punishment of central government to local government, increasing the weight coefficient of environmental quality index in achievement assessment system.

      Key words bounded rationality; evolutionary game; environmental regulation; local government; evolutionary stable strategy

      (編輯:于 杰)

      參考文獻(xiàn)(Reference)

      [1]Moledina A A, Coggins J S, Polasky S, et al. Dynamic Environmental Policy with Strategic Firms: Prices Versus Quantities [J]. Journal of Environmental Economics and Management, 2003, 45(2): 356-376.

      [2]蒙肖蓮,杜寬旗,蔡淑琴.環(huán)境政策問題分析模型研究[J].數(shù)量經(jīng)濟(jì)技術(shù)經(jīng)濟(jì)研究, 2005,22(5):79-88.

      [3]張倩,曲世友.環(huán)境規(guī)制下政府與企業(yè)環(huán)境行為的動(dòng)態(tài)博弈與最優(yōu)策略研究[J].預(yù)測, 2013,(4):35-40.

      [4]張學(xué)剛,鐘茂初.政府環(huán)境監(jiān)管與企業(yè)污染的博弈分析及對策研究[J].中國人口·資源與環(huán)境, 2011,21(2):31-35.

      [5]王齊.政府管制與企業(yè)排污的博弈分析[J].中國人口·資源與環(huán)境, 2004,14(3):119-122.

      [6]盧方元.環(huán)境污染問題的演化博弈分析[J].系統(tǒng)工程理論與實(shí)踐, 2007,27(9):148-152.

      [7]Barrett S. Strategic Environmental Policy and International Trade [J]. Journal of Public Economics, 1994, 54(3): 325-338.

      [8]Kennedy P W. Equilibrium Pollution Taxes in Open Economies with Imperfect Competition [J]. Journal of Environmental Economics and Management, 1994, 27(1): 49-63.

      [9]崔亞飛,劉小川.中國地方政府間環(huán)境污染治理策略的博弈分析:基于政府社會福利目標(biāo)的視角[J].理論與改革, 2009,(6):62-65.

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      Abstract The environmental regulation policy is implemented by local governments in China, and the environmental quality of whole nation is directly affected by the environmental regulation strategy of local governments. There is a game relationship between local governments in the process of implementation of environmental regulation for the transboundary of regional pollution. The game of environmental regulation between local governments is longterm and dynamic, the evolutionary process of environmental regulation strategy of local governments is discussed based on the evolutionary game theory. The evolutionary game model between local governments is established, the environmental regulation strategy of local governments and related factors without restriction mechanism and under restriction mechanism are studied respectively. Behavioral evolutionary law and evolutionary stable strategy of local governments is given according to replicator dynamics equation. It is showed that, the environmental regulation strategy of local governments will not be affected by the externality between local governments. The environmental regulation strategy of local governments will be significantly affected by the cost of local government environmental regulation, the punishment of central government to local government, the weight coefficient of environmental quality index in achievement assessment system, the emission reduction of implementing environmental regulation and the emission increase of not implementing environmental regulation. In the condition without restriction mechanism, the local government will choose its strategy by comparing the income and cost of environmental regulation. When the net income of environmental regulation is positive, the number of local governments choosing “implement” will be increasing. When the net income of environmental regulation is negative, the number of local government choosing “implement” will be reducing. The local government is likely to fall into the Prisoners Dilemma of regulation strategy when restriction mechanism is not introduced, and the introduction of the restriction mechanism can lead the environmental regulation strategy of local government to the Pareto improvement. The implementation of local government environmental regulation will be promoted by reducing the cost of local government environmental regulation, strengthening the punishment of central government to local government, increasing the weight coefficient of environmental quality index in achievement assessment system.

      Key words bounded rationality; evolutionary game; environmental regulation; local government; evolutionary stable strategy

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