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Povedinkova ekonomika angl behavioral economics ce napryamok ekonomichnoyi teoriyi yakij zajmayetsya doslidzhennyam vplivu psihologichnih faktoriv na rishennya lyudej u riznomanitnih ekonomichnih situaciyah Pri comu velika uvaga pridilyayetsya situaciyam de lyudi povodyatsya inakshe nizh ce prognozuye klasichna ekonomichna teoriya iz yiyi pripushennyam racionalnosti ta egoyistichnosti Sporidnenoyu z povedinkovoyu ekonomikoyu ye ekonomichna teoriya i psihologiya u finansovij sferi abo povedinkovi finansi angl behavioral finance Zmist 1 Sferi vivchennya 2 Pitannya 2 1 Povedinkovi finansi 2 1 1 Kilkisni povedinkovi finansi 2 2 Finansovi modeli 2 2 1 Kritika 2 3 Povedinkova teoriya igor 2 4 Ekonomichne mislennya u tvarin 2 4 1 Propoziciya robochoyi sili 2 4 2 Popit 2 4 3 Torgova povedinka mavp 2 5 Evolyucijna psihologiya 3 Istoriya 3 1 Teoriya perspektiv 3 2 Vibir u chasi 3 3 Inshi oblasti doslidzhennya 4 Kritika 5 Vidomi teoretiki 5 1 Ekonomika 5 2 Finansi 6 Div takozh 7 Primitki 8 Dzherela 9 Literatura 10 PosilannyaSferi vivchennya RedaguvatiPovedinkova ekonomika ta povedinkovi finansi vivchayut vpliv psihologichnih socialnih kognitivnih ta emocijnih faktoriv na ekonomichni rishennya lyudmi ta instituciyami ta naslidki takih rishen dlya rinkovih cin pributku ta rozpodilu resursiv Ci naukovi napryamki v pershu chergu vivchayut mezhi racionalnosti ekonomichnih agentiv Povedinkovi modeli tipovo integruyut aspekti psihologiyi nevrologiyi ta mikroekonomichnoyi teoriyi v rezultati ci povedinkovi modeli pokrivayut shirokij nabir koncepcij metodiv ta napryamkiv 1 Predmet vivchennya povedinkovoyi ekonomiki vklyuchaye te yak prijmayutsya rinkovi rishennya ta mehanizmi suspilnogo viboru Vikoristannya terminu Povedinkova ekonomika za ostannimi doslidzhennyami u naukovih publikaciyah v SShA v ostanni roki zroslo 2 U povedinkovih finansah osnovnimi temami ye 3 Evristika Lyudi chasto bazuyut rishennya na pribliznij ocinci a ne zhorstkij logici Obmezhennya ramkami Nabir anekdotichnih dokaziv ta stereotipiv z yakih skladayutsya mentalni emocijni filtri vikoristovuvani lyudmi dlya rozuminnya ta reakciyi na podiyi Rinkova neefektivnist Vklyuchaye nepravilne cinoutvorennya ta neracionalne prijnyattya rishen Pitannya RedaguvatiPovedinkovi finansi Redaguvati Centralne pitannya povedinkovih finansiv ce poyasnennya chomu uchasniki rinku dopuskayutsya sistematichnih pomilok vsuperech pripushennyam racionalnih uchasnikiv rinku Taki pomilki vplivayut na cini ta pributok stvoryuyuchi rinkovu neefektivnist Takozh doslidzhuyetsya yak inshi uchasniki rinku koristuyutsya arbitrazh takoyu rinkovoyu neefektivnistyu Povedinkovi finansi pidkreslyuye sho taki neefektivnosti yak nedostatnya abo zanadto silna reakciya na informaciyu ye prichinami rinkovih trendiv ta u nadzvichajnih vipadkah viniknennya ekonomichnih bulbashok ta obvaliv rinkiv Taki reakciyi poyasnyuyutsya obmezhenoyu uvagoyu investora nadmirnoyu samovpevnenistyu nadmirnim optimizmom mimikriyeyu stadnij instinkt ta shumovim trejdingom Tehnichni analitiki vvazhayut povedinkovi finansi akademichnim kuzenom povedinkovoyi ekonomiki i teoretichnoyu osnovoyu tehnichnogo analizu 4 Inshi klyuchovi sposterezhennya vklyuchayut asimetriyu mizh rishennyami pridbati chi prodati resurs vidomu yak paradoks zhuravlya u nebi ta uniknennya vtrat tobto nebazhannya rozluchatisya z cinovanoyu vlasnistyu Uniknennya vtrat proyavlyayetsya u povedinci investoriv yak nebazhannya prodavati akciyi abo inshij kapital chi majno yaksho ce prizvede do nominalnih vtrat 5 Ce takozh mozhe poyasniti chomu cini na neruhomist ridko abo povilno znizhuyutsya do rinkovo obgruntovanogo rivnya protyagom periodiv nizkogo popitu Benartci ta Taler angl Benartzi and Thaler 1995 zastosovuyuchi variaciyu teoriyi perspektiv stverdzhuvali pro virishennya zagadki premiyi na kapital yaka poki sho ne maye virishennya u zvichajnih finansovih modelyah 6 Eksperimentalni finansi zastosovuyut eksperimentalnij metod tobto stvoryuyuchi shtuchnij rinok u komp yuternij simulyaciyi dlya vivchennya procesu prijnyattya rishennya lyudmi ta yih povedinki na finansovih rinkah Kilkisni povedinkovi finansi Redaguvati Kilkisni povedinkovi finansi vikoristovuyut matematichnu ta statistichnu metodologiyu dlya rozuminnya povedinkovih uperedzhen Doslidi u marketingovih doslidzhennyah navodyat malo dokaziv sho zrostannya uperedzhen vplivayut na marketingovi rishennya 7 Najbilshij vpliv zdijsnili Gunduz Kaginalp redaktor Zhurnalu povedinkovoyi ekonomiki SShA u 2001 2004 ta spiv doslidniki vklyuchno z laureatom Nobelivskoyi premiyi z ekonomiki 2002 roku Vernonom Smitom Devidom Porterom Donom Balenovichem 8 Vladimiroyu Iliyevoyu ta Ahmetom Dyuranom 9 i Reyem Sturmom 10 Finansovi modeli Redaguvati Deyaki finansovi modeli yaki vikoristovuyutsya v upravlinni groshima kapitalom ta ocinci aktiviv zastosovuyut parametri povedinkovih finansiv napriklad model R Talera shodo reakciyi cini na informaciyu z troma fazami nedostatnya reakciya pristosuvannya nadmirna reakciya yaki stvoryuyut cinovij trend Odna z harakteristik nadmirnoyi reakciyi ce te sho serednij dohid pislya ogoloshennya dobrih novin ye nizhchim nizh pislya poganih Inshimi slovami nadmirna reakciya vinikaye yaksho rinok reaguye zanadto silno abo zanadto dovgo na novini i potrebuye korekciyi u inshomu napryamku Yak rezultat aktivi yaki zanadto dobre pokazali sebe v odnomu periodi v inshomu shvidshe za vse pokazhut vidstavannya u nastupnomu periodi Ce takozh stosuyetsya do irracionalnih kupivelnih zvichok pokupciv 11 koeficiyent reputaciyi akcijKritika Redaguvati Taki kritika yak Yudzhin Fama yak pravilo pidtrimuyut gipotezu efektivnogo rinku Voni stverdzhuyut sho povedinkovi finansi ye bilshe naborom anomalij nizh spravzhnij napryamok finansiv i sho ci anomaliyi abo shvidko vitisnyayutsya z rinku abo poyasnyuyutsya apelyuvannyam do argumentiv rinkovoyi mikrostrukturi Odnak individualni kognitivni uperedzhennya vidriznyayutsya vid socialnih uperedzhen pershi mozhut buti virivnyani rinkom a ostanni mozhut stvoryuvati pozitivni zvorotni zv yazki sho ruhayut rinok vse dali vid rivnovagi spravedlivoyi cini Takozh dlya togo shob anomaliya porushuvala rinkovu efektivnist investor povinen mati zmogu torguvati proti neyi ta otrimuvati nadnormalni pributki ale u realnosti pri bagatoh anomaliyah take ne sposterigayetsya 12 Konkretnim prikladom ciyeyi kritiki ye deyaki poyasnennya zagadki premiyi na kapital a same sho prichinoyu ye bar yeri vhodu praktichni ta psihologichni ta sho dohid mizh akciyami ta fondami mayut virivnyatis pislya togo yak elektronni resursi vidkriyut rinok dlya bilshoyi kilkosti trejderiv U vidpovid inshi dovodyat sho bilshist fondiv personalnogo investuvannya upravlyayutsya pensijnimi fondami zmenshuyuchi efekt vid cih uyavnih bar yeriv vhodu U dodatok profesionalni investori ta fondovi menedzheri mayut u vlasnosti bilshe fondiv chim mozhna bulo b ochikuvati z urahuvannyam riznici u dohodah Povedinkova teoriya igor Redaguvati Povedinkova teoriya igor analizuye interaktivni strategichni rishennya i povedinku vikoristovuyuchi metodi teoriyi igor 13 eksperimentalnoyi ekonomiki ta eksperimentalnoyi psihologiyi Eksperimenti vklyuchayut testuvannya vidhilen vid tipovih sproshen ekonomichnoyi teoriyi takih yak aksioma nezalezhnosti 14 ta vidkidannya altruyizmu 15 spravedlivosti 16 ta efektiv ramkuvannya 17 Z pozitivnoyi storoni metod zastosovuvavsya do interaktivnogo navchannya 18 ta socialnih vpodoban 19 20 Yak doslidnicka programa cej predmet rozvivayetsya vzhe ostanni tri desyatilittya 21 Ekonomichne mislennya u tvarin Redaguvati Dekilka zoopsihologiv sprobuvali prodemonstruvati ekonomichnu povedinku u tvarin Pershi eksperimenti z cogo pitannya fokusuvalisya dovkola povedinki shuriv ta golubiv Ci doslidzhennya bazuyutsya na zasadah povedinkovoyi psihologiyi de golovnoyu metoyu ye poshuk analogiv do lyudskoyi povedinki v tvarinah yaki piddayutsya eksperimentam Voni takozh metodichno shozhi na robotu Ch Ferstera ta B F Skinnera 22 Odnak nezvazhayuchi na metodologichnu shozhist ranni doslidniki nelyudskoyi ekonomiki vidriznyalis vid biheviorizmu terminologiyeyu Hocha doslidzhennya perevazhno provodilis u kameri robochogo kondicionuvannya abo yashiku Skinnera z vikoristannyam yizhi yak nagorodi za vibir natiskannya na klavishu doslidniki opisuyut taki vibir i natiskannya na klavishu ne v terminah zakriplennya ta vidnosini stimul vidpovid a v terminah robota popit byudzhet ta pracya Cikavinka v SShA gralni avtomati dekoli nazivayut yashikami Skinnera dlya lyudej adzhe natiskannya klavish u pevnomu poryadku vede do nagorodi abo pokarannyaNeshodavni doslidzhennya vikoristovuyut desho inshij pidhid z bilsh evolyucijnoyi perspektivi porivnyuyuchi lyudsku ekonomichnu povedinku z odnim z vidiv primativ mavpoyu kapucinom 23 Propoziciya robochoyi sili Redaguvati Tipove laboratorne doslidzhennya dlya vivchennya propoziciyi robochoyi sili u golubah ye nastupnim Golubiv pozbavlyayut yizhi Oskilki tvarini golodni yizha staye nadzvichajno bazhanoyu Golubiv pomishayut u yashik Skinnera ta cherez oriyentuvannya ta doslidzhennya primishennya yashiku voni znahodyat sho stukayuchi po malenkomu disku v odnij storoni yashika voni otrimuyut yizhu Faktichno stukannya pidkriplyuyetsya oskilki asociyuyetsya z yizheyu Cherez yakijs chas golub stukaye po disku abo stimulu regulyarno U comu vipadku vvazhayetsya sho golub pracyuye za yizhu stukannyam a yizhu vvazhayut valyutoyu Vartist valyuti mozhe zminyuvatis dekilkoma shlyahami vklyuchno z obsyagom yizhi yaka nadayetsya chastotoyu dostavki yizhi ta yiyi tipu deyaka yizha ye bilsh bazhanoyu Ekonomichna povedinka shozha do takoyi sho sposterigayetsya u lyudyah vinikaye koli golodni golubi pripinyayut robotu pracyuyut menshe koli vinagoroda znizhuyetsya Doslidniki vvazhayut sho ce ye shozhim do propoziciyi robochoyi sili u lyudej Sho yak i lyudi yaki spravdi pracyuyut lishe pevnim chinom dlya pevnoyi zaplati golubi demonstruyut znizhennya u stukanni roboti koli vinagoroda vartist znizhuyetsya 24 Popit Redaguvati U lyudskij ekonomici tipova kriva popitu ye negativnoyu Ce oznachaye sho yaksho cina pevnogo tovaru zrostaye jogo kilkist yaku gotovi pridbati spozhivachi znizhuyetsya Doslidniki yaki vivchayut krivu popitu u takih tvarinah yak shuri sposterigayut negativnij uhil u yih krivij popitu sho zbigayetsya z uhilom lyudskih krivih popitu Doslidniki vivchali popit u shuriv shlyahom suttyevo vidminnim vid vivchennya propoziciyi robochoyi sili u golubiv A same napriklad u nas eksperimentalni sub yekti shuri u yashiku Skinnera ta nam treba shob voni tisnuli na vazhil dlya otrimannya vinagorodi Vinagoroda mozhe buti yizheyu vodoyu abo solodkoyu vodoyu tipu koli Na vidminu vid eksperimentu z golubami de stukannya bulo robotoyu a vinagoroda groshovim analogom u doslidzhennyah popitu u shuriv groshovij analog natiskannya vazhelyu U cih obstavinah doslidniki stverdzhuvali sho zminyuyuchi kilkist natiskan na vazhil neobhidnih dlya otrimannya koli ye analogichnim do zmini cini na tovar u lyudskij ekonomici 25 Rezultat doslidzhen popitu u tvarin pokazuye sho pri zrostanni kilkosti natiskan vazhelya sho vimagayetsya cina tvarini ridshe natiskali vazhil neobhidnu kilkist raziv splachuvali Torgova povedinka mavp Redaguvati Potochna robota nad ekonomichnoyu povedinkoyu tvarin fokusuyetsya na mavpah kapucinah Doslidniki ne duzhe shilni do bihevioristskoyi tradiciyi porivnyannya povedinki laboratornih tvarin do lyudskoyi Natomist voni namagayutsya vikoristovuvati bilsh evolyucijnu perspektivu vihodyachi z pripushennya sho ekonomichna povedinka mozhe buti bazovoyu instinktivnoyu ta nesti yakus adaptivnu funkciyu Neshodavnye doslidzhennya 23 vklyuchaye zaprovadzhennya valyutnoyi sistemi u koloniyi mavp kapuciniv yaki utrimuyutsya v nevoli Valyuta u formi monet i mozhe buti obminyana na yizhu i inshi predmeti u doslidnika Doslidniki vivchali tri risi torgovoyi povedinki mavp popit uniknennya vtrat ta uniknennya riziku U doslidzhenni mavpam nadavavsya pevnij obsyag koshtiv ta pokazuvavsya pevnij obsyag yizhi ta inshih tovariv Mavpi mali vzyati groshi ta nadati yih doslidniku v obmin na tovari Umovoyu eksperimentu bulo sho pislya togo yak mavpa splatila za tovari u neyi bula opciya otrimati yizhu zrazu abo pochekati poki doslidnik zminit predstavlenij obsyag yizhi zmenshit abo zbilshit Otzhe eksperiment nadavav doslidnikam mozhlivist podivitisya na igrovu povedinku mavp i zadati nastupni pitannya chi vizme mavpa viznachenij obsyag yizhi Chi postavit mavpa na ochikuvannya doku eksperimentator zminit obsyag nayavnoyi yizhi Chi vplivayut obstavini na rishennya tvarini Rezultati vkazuyut na te sho mavpi unikayut riziku voni nadayut perevagu vzyati pochatkovij obsyag yizhi a ne chekati doki eksperimentator zminit yiyi kilkist Eksperimentatori vnosili pevni zmini vklyuchno zi zminoyu nadanogo byudzhetu vartosti pevnih predmetiv zminoyu samih predmetiv Zokrema doslidniki viyavili zv yazok mizh zrostannyam pridbannya i spozhivannya predmetiv pri znizhenni yih vartosti rezultat sho vidpovidaye lyudskij ekonomici 23 Zagalnij rezultat cogo doslidzhennya vkazuye na te sho ne tilki mavpi kapucini unikayut riziku voni takozh mayut pevne rozuminnya takih ponyat yak cina byudzhet ta ochikuvannya rezultatu Vidpovidno do doslidnikiv tvarini ne navchayut tak povoditis taka povedinka vinikaye samostijno u torgovomu seredovishi V rezultati doslidniki stverdzhuyut sho bazova ekonomichna povedinka i mislennya mozhut buti instinktivnimi ta naslidkom prirodnogo vidboru Evolyucijna psihologiya Redaguvati Div takozh Evolyucijna psihologiya ta Evolyucijna ekonomika Evolyucijna psihologiya vvazhaye sho bagato gadanih obmezhen dlya zdijsnennya racionalnogo viboru mozhut buti viznani racionalnimi v konteksti maksimizaciyi biologichnoyi pristosovuvanosti u davninu ale ne sogodni Otzhe pri zhitti na mezhi isnuvannya koli vtrata resursu mogla oznachati smert moglo buti racionalnim pokladati bilshu cinnist na vtratu anizh na nabuttya Ce takozh mozhe poyasniti riznicyu mizh grupami napriklad choloviki ye bilsh shilnimi do riziku nizh zhinki oskilki voni mayut bilsh riznomanitnij reproduktivnij uspih nizh zhinki I hocha neuspishne prijnyattya riziku mozhe obmezhiti reproduktivnij uspih oboh statej choloviki mozhut potencijno zbilshiti svij reproduktivnij uspih pri vdalomu prijnyatti riziku u znachno bilshij miri nizh zhinki 26 Istoriya RedaguvatiProtyagom klasichnogo periodu mikroekonomika tisno pov yazuvalas z psihologiyeyu Napriklad Adam Smit napisav pracyu Teoriya moralnih pochuttiv yaka proponuvala psihologichni poyasnennya individualnoyi povedinki vklyuchno z zanepokoyenistyu shodo spravedlivosti 27 a Dzheremi Bentam napisav bagato robit shodo psihologichnih vitokiv korisnosti Odnak z rozvitkom neoklasichnoyi ekonomiki ekonomisti doklali zusil shodo re klasifikaciyi mikroekonomiki yak prirodnichoyi nauki vivodyachi ekonomichnu povedinku z prirodi ekonomichnih agentiv Voni rozrobili koncepciyu lyudini ekonomichnoyi homo economicus chiya psihologiya bula fundamentalno racionalnoyu Ce prizvelo do neochikuvanih ta neperedbachuvanih pomilok Odnak bagato vplivovih neoklasichnih ekonomistiv taki yak Frensis Edzhuort Vilfredo Pareto ta Irving Fisher vikoristovuvali bilsh skladni psihologichni poyasnennya Ekonomichna psihologiya vinikla u 20 mu stolitti u robotah takih naukovciv yak Gabriel Tard 28 Dzhordzh Katona 29 ta Laslo Garayi 30 Modeli ochikuvanoyi korisnosti ta diskontovanoyi korisnosti nabuli sprijnyattya sered naukovciv oskilki dozvolyali mozhlivi dlya testuvannya gipotezi pro mehanizm prijnyattya rishen v umovah vidpovidno neviznachenosti ta spozhivannya u chasi Anomaliyi sho povtoryuvalis ta sposterigalis v zreshtoyu piddali sumnivu ci gipotezi i Moris Alle laureat Nobelivskoyi premiyi z ekonomiki 1988 r zdijsniv nastupni kroki napriklad sformulyuvavshi Paradoks Allye problemu prijnyattya rishennya yaku vin vpershe prezentuvav u 1953 roci i yaka superechit gipotezi ochikuvanoyi korisnosti nbsp Deniel Kaneman laureat Nobelivskoyi premiyi z ekonomiki 2002 r U 1960 h rr kognitivna psihologiya pochala nadavati bilshe danih shodo rozumu yak zasobu dlya obrobki informaciyi na vidminu vid bihevioristskih modelej Psihologi u cij galuzi taki yak Vard Edvards 31 Amos Tverski ta Deniel Kaneman pochali porivnyuvati svoyi kognitivni modeli prijnyatti rishen za umovi riziku ta nevpevnenosti z ekonomichnimi modelyami racionalnoyi povedinki V matematichnij psihologiyi isnuye dovgotrivalij interes do tranzitivnosti vpodobannya ta sho i yak same vimiryuye korisnist Dunkan Lyuche 2000 32 Teoriya perspektiv Redaguvati U 1979 Kaneman ta Tverski napisali vazhlivu robotu Teoriya perspektiv Analiz rishennya pid rizikom sho vikoristovuvala kognitivnu psihologiyu dlya poyasnennya riznih vidhilen u prijnyatti ekonomichnih rishen vid neoklasichnoyi ekonomichnoyi teoriyi 33 Teoriya perspektiv maye dvi stadiyi rishennya stadiya redaguvannya ta stadiya ocinki Na stadiyi redaguvannya rizikovi situaciyi sproshuyutsya z vikoristannyam riznih evristik viboru Na stadiyi ocinki rizikovani alternativi ocinyuyutsya z vikoristannyam riznih psihologichnih principiv u tomu chisli nastupnih 1 Zalezhnist vid porivnyannya Pri ocinci rezultativ osoba yaka prijmaye rishennya maye v sebe u svidomosti pevnu linijku porivnyannya Rezultati porivnyuyutsya z vihidnoyu nulovoyu tochkoyu ta klasifikuyutsya yak nabutki yaksho voni bilshi za vihidnu tochku ta zbitki yaksho menshi 2 Uniknennya vtrat Mi bilsh chutlivi do vtrat nizh do nabutkiv takozh rozmiru Kaneman ta Tverski u publikaciyi 1979 r v Ekonometrici angl Econometrica znajshli sho mediannij koeficiyent uniknennya vtrat stanovit bl 2 25 tobto vtrati vlivayut na nas u bl 2 25 raziv silnishe nizh analogichni nabutki 3 Nelinijne zvazhuvannya jmovirnosti Fakti vkazuyut sho osobi yaki prijmayut rishennya pereocinyuyut malu jmovirnist ta nedoocinyuyut veliku jmovirnist z chogo bula stvorena funkciya zvazhuvannya jmovirnostej yaka daye krivu shozhu na obernenu literu S 4 Padayucha chutlivist do nabutkiv ta vtrat Pri zrostanni nabutkiv ta vtrat v absolyutnomu vimiri po vidnoshennyu do vihidnoyi tochki yih vidnosnij vpliv na korisnist abo zadovolennya osobi yaka prijmaye rishennya padaye Teoriya perspektiv mozhe poyasniti vse sho dvi golovni isnuyuchi teoriyi prijnyattya rishen teoriya ochikuvanoyi korisnosti ta teoriya teoriya korisnosti z urahuvannyam rejtingu mozhut poyasniti ale ne navpaki Teoriya perspektiv vikoristovuvalas dlya poyasnennya ryadu fenomeniv yaki vkraj vazhko poyasnyuyutsya isnuyuchimi teoriyami prijnyattya rishen napriklad obernena kriva propoziciyi robochoyi sili asimetrichna elastichnist cin uhilennya vid splati podatkiv paralelnij ruh cin na akciyi ta popitu na nih tosho V 1992 roci u Zhurnali riziku ta nepevnosti angl the Journal of Risk and Uncertainty Kaneman ta Tverski zaproponuvali utochnennya teoriyi perspektiv yake voni nazvali teoriya kumulyativnoyi perspektivi Nova teoriya pozbulasya stadiyi redaguvannya z teoriyi perspektiv ta sfokusuvalasya lishe na stadiyi ocinki YiYi osnovnoyu risoyu ye te sho vona vklyuchala nelinijne zvazhuvannya jmovirnostej kumulyativnim shlyahom vpershe zaproponovane u teoriyi ranzhovanoyi korisnosti Dzhonom Kuigginom angl John Quiggin Taki psihologichni risi yak nadmirna samovpevnenist uperedzhennya proektuvannya ta efekti obmezhenoyi uvagi stali chastinoyu ciyeyi teoriyi Podalshij rozvitok i viznannya teoriya otrimala na konferenciyi u Chikazkomu universiteti 34 u specialnomu nomeri Quarterly Journal of Economics Pam yati Amosa Tverski prisvyachenomu povedinkovij ekonomici ta otrimanij D Kanemanom Nobelivskij premiyi 2002 z ekonomiki za integrovani visnovki z psihologichnih doslidzhen v ekonomichnij nauci osoblivo shodo lyudskih sudzhen i prijnyattya rishen v umovah neviznachenosti 35 Vibir u chasi Redaguvati Div takozh Dinamichna neposlidovnist ta Chasova neposlidovnist Povedinkova ekonomika takozh zastosovuvalas do pitannya viboru u chasi Povedinka pov yazana z viborom u chasi yak pravilo neposlidovna Napriklad odna z najbilsh vivchenih giperbolichne diskontuvannya sformulovane Dzh Ajnslie angl George Ainslie u 1975 ta rozvinene v podalshomu D Lyabsonom Tedom O Donahyu ta Metyu Rabinom Giperbolichne diskontuvannya opisuye tendenciyu diskontuvati rezultati najblizhchogo majbutnogo u bilshij miri nizh dalekogo Cya model diskontuvannya ye dinamichno neposlidovnoyu neposlidovnoyu u chasi i takim chinom nesumisnoyu z bazovimi modelyami racionalnogo viboru oskilki stavka diskontuvannya mizh promizhkami chasu ttat 1bude nizkoyu u periodit 1 kolit najblizhche majbutnye ale visokoyu dlya chasut kolitye sogodennya at 1 najblizhche majbutnye Cya povedinka mozhe buti poyasnena modelyami subaditivnogo diskontuvannya yaki rozriznyayut zatrimku ta interval diskontuvannya lyudi ye mensh terplyachimi na odinicyu chasu protyagom korotkih intervaliv nezalezhno vid togo koli voni stayutsya Bagato suchasnih naukovih robit shodo viboru u chasi vkazuyut sho diskontuvannya ye nabutim vpodobannyam Na diskontuvannya znachno vplivayut ochikuvannya ramkuvannya fokus perelik dumok nastrij znaki rivni glyukozi ta shkala yaka zastosovuyetsya dlya opisu togo sho diskontuyetsya Deyaki doslidniki stavlyat pitannya chi opisuye diskontuvannya osnovnij parametr viboru v chasi vzagali sho lyudi roblyat koli roblyat vibir shodo majbutnih naslidkiv Inshi oblasti doslidzhennya Redaguvati Inshi napryamki povedinkovoyi ekonomiki zbagachuyut model funkciyi korisnosti bez piddavannya sumnivu postijnosti vpodoban Ernst Fer Armin Falk ta Metyu Rabin vivchali spravedlivist uniknennya nerivnosti ta vzayemnij altruyizm poslablyuyuchi neoklasichne pripushennya pro idealnij egoyizm Yih robota najkrashe zastosovuyetsya do vstanovlennya zarobitnoyi plati Robota Yu Gnizi ta Rustichini angl Uri Gneezy and Rustichini nad vnutrishnoyu motivaciyeyu ta Akerlofa ta Krantona angl Akerlof and Kranton nad identichnistyu peredbachaye sho agenti otrimuyut korisnist za rahunok adaptaciyi osobistih ta socialnih norma dodatkovo do umovnoyi ochikuvanoyi korisnosti Umovna ochikuvana korisnist ce forma mirkuvannya u yakij osoba maye ilyuziyu kontrolyu ta rozrahovuye jmovirnist zovnishnih podij a otzhe i korisnist yak funkciyu vid yihnih vlasnih dij navit yaksho v nih ne mazh zvichajnoyi mozhlivosti vplivati na taki zovnishni podiyi 36 37 Povedinkova ekonomika nabula poshirennya sered zvichajnoyi zavdyaki uspihu takih knizhok yak Peredbachuvano irracionalnij Dena Arieli Naukovci praktiki ciyeyi galuzi ekonomiki vivchali pitannya kvazi derzhavnoyi politiki napriklad dostupnist shirokopolosnogo internetu v SShA Kritika RedaguvatiKritiki povedinkovoyi ekonomiki yak pravilo pidkreslyuyut racionalnist ekonomichnih agentiv 38 Voni obgruntovuyut sho povedinka yaka sposterigalas pid chas eksperimentiv maye obmezhene zastosuvannya u rinkovih situaciyah oskilki mozhlivosti do navchannya ta konkurenciya zabezpechuyut prinajmni blizke nablizhennya do racionalnoyi povedinki Inshi vidznachayut sho kognitivni teoriyi taki yak teoriya perspektiv ye modelyami prijnyattya rishen a ne generalizovanoyi ekonomichnoyi povedinki ta mozhut zastosovuvatis lishe do odnorazovih problem shozhih na ti sho proponuyutsya uchasnikam eksperimentiv abo opituvan Tradicijni ekonomisti takozh skeptichni do shiroko vikoristovuvanih povedinkovoyu ekonomikoyu tehnik eksperimentiv ta opituvan Ekonomisti tipovo nagoloshuyut sho pri viznachenni ekonomichnoyi cinnosti vazhliva viyavlena perevaga a ne nazvana v opituvannyah Eksperimenti ta opituvannya nesut rizik sistemnih uperedzhen strategichnoyi povedinki vidsutnosti sumisnosti stimuliv M Rabin 1998 39 vidkidaye cyu kritiku stverdzhuyuchi sho shozhi rezultati postijno otrimuyutsya v riznih situaciyah ta geografiyi doslidzhen i mozhut vesti do horoshih teoretichnih visnovkiv Povedinkovi ekonomisti takozh vidpovili na kritiku perehodom vid eksperimentiv do polovih doslidzhen Deyaki ekonomisti vbachayut fundamentalnu shizmu mizh eksperimentalnoyu i povedinkovoyu ekonomikoyu ale vidomi ekonomisti oboh galuzej mayut shilnist koristuvatisya timi samimi tehnikami i pidhodami pri vidpovidi na shozhi pitannya Napriklad povedinkovi ekonomisti pridilyayut uvagu doslidzhennyu nejroekonomiki sho ye eksperimentalnoyu i poki sho ne mozhe pidtverdzhuvatisya polovimi doslidzhennyami Inshi prihilniki povedinkovoyi ekonomiki zaznachayut sho neoklasichni modeli chasto ne mozhut peredbachiti rezultat u realnomu sviti A povedinkovi visnovki mozhut vplinuti na neoklasichni modeli Povedinkovi ekonomisti zaznachayut sho taki pereglyanuti modeli ne tilki dozvolyayut robiti taki sami korektni peredbachennya yaki i tradicijni modeli a j korektno peredbachati deyaki naslidki yaki nemozhlivo ociniti za dopomogoyu tradicijnih modelej Vidomi teoretiki RedaguvatiEkonomika Redaguvati Yuri Gnizi 40 Den Arieli 41 B Douglas Bernheim 42 Kolin Kamerer Ernst Fer Deniel Kaneman Simon Gehter Armin Falk Dzhordzh Levinstajn Urs Fishbaher Drazhen Prelech Metyu Rabin Gerbert Sajmon Pol Slovich Vernon Smit Lourens Sammers Majkl Tejllard Richard Taler Amos Tverski Dzhon Kvigin Margaret MasKonnell Finansi Redaguvati Malkolm Bejker Nikolas Barberis Gunduz Kaginalp Devid Hirshlyajfer Endryu Lo Majkl Mabussin Terrance Odean Richchard Peterson Charlz Plott Hersh Shefrin Robert Shiller Andrij Shlejfer Richard Taler Robert VishnijDiv takozh RedaguvatiInnovacijna ekonomika Gipoteza adaptivnogo rinku Bihevioralizm Povedinkovi finansi Povedinkove doslidzhennya operacij Kognitivne uperedzhennya Kognitivna psihologiya Uperedzhennya pidtverdzhennya Kulturna ekonomika Kulturna zmina Ekonomichna sociologiya Emocijne uperedzhennya Eksperimentalna ekonomika Eksperimentalni finansi Teoriya nechitkogo slidu Teoriya pidshtovhuvannya Zvichka Uperedzhennya poglyadu u minule Lyudina ekonomichna Perelik kognitivnih uperedzhen Metodologichnij individualizm Mizhchasovij vibir Nejroekonomika Tehniki sposterezhennya Prakseologiya Racionalnist Vartist ogidi Socioekonomika Socionomika Chasova preferenciyaPrimitki Redaguvati Search of behavioural economics at 2008 The New Palgrave Dictionary of Economics Online 1 http leconcurrentialiste com 2014 04 23 behavioral economics in u s antitrust scholarly papers Shefrin 2002 Kirkpatrick 2007 s 49 Genesove amp Mayer 2001 Benartzi 1995 J Scott Armstrong Nicole Coviello and Barbara Safranek 1993 Escalation Bias Does It Extend to Marketing Journal of the Academy of Marketing Science 21 3 247 352 doi 10 1177 0092070393213008 Dr Donald A Balenovich Indiana University of Pennsylvania Mathematics Department Ahmet Duran Department of Mathematics University of Michigan Ann Arbor Dr Ray R Sturm CPA College of Business Administration Arhiv originalu za 20 veresnya 2006 Procitovano 28 travnya 2014 Tang David 6 travnya 2013 Why People Won t Buy Your Product Even Though It s Awesome Flevy Procitovano 31 travnya 2013 Fama pro rinikovu efektivnist na 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