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Omana planuvannya angl planning fallacy ce fenomen koli peredbachennya shodo kilkosti chasu neobhidnogo dlya zavershennya majbutnoyi zadachi demonstruyut optimistichne uperedzhennya nedoocinyuyut neobhidnu kilkist chasu Fenomen vinikaye nezalezhno vid togo chi znaye lyudina pro te sho minuli analogichni zadachi zabrali bilshe chasu nizh planuvalos 1 2 3 Termin upershe zaproponuvali Deniel Kaneman ta Amos Tverski 1979 roku 4 5 Uperedzhennya vplivaye lishe na ocinku vlasnih zavdan koli chas zavershennya zadachi peredbachayut zovnishni sposterigachi voni demonstruyut uperedzhennya pesimizmu pereocinyuyuchi potrebu v chasi 6 7 Omana planuvannya postulyuye sho prognoz chasu na zavershennya potochnih zavdan ye bilsh optimistichnim nizh perekonannya shodo chasu na vikonannya shozhih zavdan u minulomu ta bilsh optimistichni nizh faktichnij chas neobhidnij na zavershennya takih potochnih zadach U 2003 roci Lovallo ta Kaneman zaproponuvali rozshirene viznachennya tendenciyi nedoocinyuvati chas vitrati ta riziki majbutnih dij ta odnochasno pereocinyuvati korist vid takih dij Za cim viznachennyam omana planuvannya maye naslidkom ne lishe perevitrati chasu a j perevitrati koshtiv zusil ta nedootrimannya vigod 8 u porivnyanni z planovimi Zmist 1 Empirichni svidchennya 1 1 U individualnih zadachah 1 2 U grupovih zadachah 2 Zaproponovani poyasnennya 3 Metodi zmenshennya 3 1 Efekt segmentaciyi 3 2 Plani vprovadzhennya 4 Prikladi z realnogo svitu 4 1 Sidnejskij opernij teatr 4 2 Eurofighter Typhoon 4 3 Bostonska centralna arteriya tunnel 4 4 Denverskij mizhnarodnij aeroport 5 Div takozh 6 Primitki 7 Posilannya 8 Podalshe chitannyaEmpirichni svidchennya RedaguvatiU individualnih zadachah Redaguvati U doslidzhenni 1994 roku 37 studentiv vipusknikiv psihologiyi poprosili ociniti skilki chasu v nih zajme zavershennya yihnoyi diplomnoyi roboti Serednya ocinka sklala 33 9 dniv Voni takozh ocinyuvali skilki ce zajme chasu yaksho vse pide najkrashim chinom v serednomu 27 4 dni ta yaksho vse bude yaknajgirshe v serednomu 48 6 dniv Serednij faktichnij chas na zavershennya roboti sklav 55 5 dniv i lishe bl 30 studentiv zavershitli robotu v ramkah peredbachenogo nimi samimi periodu 9 V inshomu doslidzhenni studentiv poprosili ociniti koli voni zavershat vlasni akademichni proekti a same ocinku zavershennya z jmovirnistyu 50 75 ta 99 a potim vidkontrolyuvali vikonannya 7 Rezultati buli takimi 13 studentiv zavershili proekt do chasu yakij voni zaznachili z 50 jmovirnistyu 19 studentiv zavershili proekt do chasu yakij voni zaznachili z 75 jmovirnistyu 45 studentiv zavershili proekt do chasu yakij voni zaznachili z 99 jmovirnistyu Reshta ne vpisalasya i v cej chas Ce odne doslidzhennya kanadskih platnikiv podatku nadrukovane 1997 roku viyavilo sho voni napravlyali poshtoyu svoyi podatkovi deklaraciyi v serednomu na tizhden piznishe nizh peredbachali U nih ne bulo hibnih uyavlen stosovno togo koli voni vidpravlyali formi u minulomu ale buli ochikuvannya sho nastupnogo razu voni ce zroblyat shvidshe 10 Ce ilyustruye osnovnu risu omani planuvannya lyudi viznayut svoyi minuli prognozi zanadto optimistichnimi ale napolyagayut sho potochni prognozi ye realistichnimi 6 U grupovih zadachah Redaguvati Karter ta jogo kolegi 2005 roku proveli tri doslidzhennya yaki demonstruyut empirichni dokazi vplivu omani planuvannya i na peredbachennya shodo grupovih zadach Doslidzhennya pokazuyut sho vstanovlennya chasovih ramok ta dumki shodo uspishnogo zavershennya pidsilyuyut omanu planuvannya 11 Zaproponovani poyasnennya RedaguvatiKaneman ta Tverski pochatkovo poyasnyuvali omanu planuvannya tim sho lyudina yaka planuye nadaye bilshe uvagi najbilsh optimistichnomu scenariyu vikonannya neyu zadachi a ne vikoristovuye ves svij dosvid shodo togo skilki naspravdi chasu potrebuvali shodi zadachi 6 Rodzher Byuler z kolegami shukali prichinu isnuvannya omani u fenomeni prijnyattya bazhanogo za dijsne inshimi slovami lyudi dumayut sho zadachi budut shvidko zaversheni tomu sho ce ye yihnim bazhannyam 4 natomist v inshij roboti Byuler z kolegami proponuvali poyasnennya omani v terminah uperedzhennya korislivosti yak lyudi interpretuyut svoyi minuli rezultati Zokrema pripisuyuchi sobi uspih u minulih zadachah ale zvinuvachuyuchi inshih u zatrimkah yih vikonannya lyudina mozhe nehtuvati informaciyeyu skilki naspravdi u minulomu bulo vikoristano chasu na vikonannya shozhih zavdan 4 Odin z eksperimentiv pokazav sho koli lyudi nadavali svoyi ocinki chasu anonimno voni ne demonstruvali uperedzhennya optimizmu Ce mozhe svidchiti pro zdijsnennya lyudmi optimistichnih peredbachen dlya stvorennya garnogo vrazhennya pro sebe u inshih 12 sho shozhe do koncepcij vikladenih u teoriyi keruvannya vrazhennyami na dumku Roya ta koleg lyudi nepravilno prigaduyut kilkist chasu yaka yim znadobilas na vikonannya analogichnih zavdan u minulomu i tomu vpadayut v omanu shodo prognozu chasu potochnih zadach 13 rezultati doslidzhennya Sanna ta koleg vkazuyut na te sho grupi yaki spryamovuyut svoyi dumki na uspishne zavershennya zadachi bilsh optimistichno prognozuyut chas potribnij yim na yiyi vikonannya 11 Odne z poyasnen yakoruvannya peredbachaye sho lyudi vpadayut v omanu planuvannya oskilki voni zoseredzheni lishe na majbutnij zadachi i ne zvazhayut na shozhi zadachi v minulomu na vikonannya yakih pishlo bilshe chasu nizh planuvalos 14 Fred Bruks u knizi Mifichnij lyudino misyac zaznachaye sho dodavannya novih spivrobitnikiv do proektu yakij vzhe perevishiv stroki zavershennya nese ryad rizikiv ta dodatkovih vitrat yaki mayut shilnist zatrimuvati jogo she bilshe Cya ideya stala vidoma pid nazvoyu zakon Bruksa dozvilnij imperativ proponuye she odne mozhlive poyasnennya znachna chastina planuvannya proektu vidbuvayetsya v konteksti yakij vimagaye finansovogo shvalennya dlya realizaciyi proektu a lyudina yaka planuye chasto maye osobistu zacikavlenist u zatverdzhenni proektu Ci rechi v poyednanni mozhut sponukati lyudinu yaka planuye navmisno nedoocinyuvati vimogi proektu do chasu ta vartosti jogo vikonannya Adzhe za narodnoyu mudristyu legshe otrimati proshennya u danomu vipadku za dodatkovi vitrati koshtiv ta chasu nizh dozvil tut na pochatok proektu yakbi odrazu buli vidomi jogo realni vitrati finansiv ta chasu Taka navmisna nepravilna ocinka Dzhonsom ta Yuske bula nazvana strategichnoyu nepravilnoyu prezentaciyeyu 15 Krim navedenih psihologichnih poyasnen fenomen omani planuvannya poyasnyuvav i Nassim Nikolas Taleb yak rezultat prirodnoyi asimetriyi ta problem masshtabuvannya Asimetriya vinikaye vnaslidok vipadkovih podij sho dayut negativni naslidki dodatkovih vitrat koshtiv ta chasu nerivnomirno zbalansovanih mizh pozitivnimi ta negativnimi rezultatami Skladnosti masshtabuvannya stosuyutsya sposterezhennya sho naslidki perepon ta zupinok ne ye linijnimi tobto po miri zrostannya masshtabu podiyi zadachi velichina pomilki zrostaye u bilshij miri v rezultati prirodnogo naslidku nakopichennya neefektivnosti u zdatnosti reaguvati dlya bilshih zadach osoblivo v tih zusillyah yaki nemozhlivo podiliti na chastini Ce takozh dodatkovo kontrastuye z minulimi rezultatami bilsh vchasnogo vikonannya zadach napr takimi yak Empajr Stejt Bilding Krishtalevij palac mist Zoloti Vorota sho dozvolyaye zrobiti visnovok pro prihovani hibi pritamanni bilsh suchasnim sistemam planuvannya ta prihovanu slabkist suchasnih zusil napr sho suchasni zusillya komp yuterizovani ta mensh lokalizovani mayut menshe lyudskogo nathnennya ta kontrolyu ta bilshe zalezhni vid transportuvannya 16 Metodi zmenshennya RedaguvatiEfekt segmentaciyi Redaguvati Efekt segmentaciyi viyavlyayetsya vtomu sho chas yakij vidilyayetsya na vikonannya zadachi v cilomu znachno menshe sumi chasu vidilenogo na vikonannya okremih pidzadach cogo zavdannya U doslidzhennya Forsita 2008 roku efekt bulo protestovano na predmet jogo vikoristannya dlya zmenshennya omani planuvannya i v troh eksperimentah bulo viyavleno nayavnist vplivu Odnak efekt segmentaciyi vimagaye znachnoyi kilkosti kognitivnih resursiv i tomu ne duzhe pidhodit dlya shodennih situacij 17 Plani vprovadzhennya Redaguvati Plani namiri vprovadzhennya ce konkretni plani yaki tochno vkazuyut na te yak koli ta de lyudina diyatime Rizni eksperimenti pokazali sho nayavnist planiv vprovadzhennya dopomagaye lyudini krashe rozumiti zadachu v cilomu ta bachiti vsi mozhlivi rezultati Na pershij stadiyi rozrobki takih planiv peredbachennya shodo chasu vikonannya zadachi stayut navit bilsh optimistichnimi Odnak vvazhayetsya sho proces planuvannya vprovadzhennya pryamo zaluchaye silu voli tobto spriyaye bilshij zaluchenosti lyudini u zavershennya zavdannya Lyudi yaki rozrobili plani vprovadzhennya pid chas eksperimentiv pochali ranishe vikonuvati zadachu menshe pererivalis i u piznishih peredbachennyah demonstruvali menshe uperedzhennya optimizmu nizh ti hto ne mav planiv vprovadzhennya Takozh bulo viyavleno sho zmenshennyu uperedzhennya optimizmu spriyaye mensha kilkist pererv 3 Prikladi z realnogo svitu RedaguvatiSidnejskij opernij teatr Redaguvati Sidnejskij opernij teatr planuvalos zavershiti 1963 roku Sproshena versiya bula vidkrita lishe cherez 10 rokiv 1973 roku Vodnochas pochatkovu vartist budivnictva ocinyuvali u 7 miljoniv ale zatrimka u budivnictvi prizvela do zrostannya vartosti do 102 miljoniv 11 Eurofighter Typhoon Redaguvati Zavershennya vijskovogo proektu Eurofighter Typhoon zatrimalos na 6 rokiv a vitrati perevishili planovi na 8 milyardiv yevro 11 Bostonska centralna arteriya tunnel Redaguvati Perebudova avtomagistrali Bostona pid miscevoyu nazvoyu Centralna arteriya z zanesennyam bilshosti trasi u tunneli bula zavershena cherez sim rokiv vid planu sho koshtuvalo dodatkovi 12 milyardiv 18 Denverskij mizhnarodnij aeroport Redaguvati Denverskij mizhnarodnij aeroport SShA vidkrivsya na 16 misyaciv piznishe grafiku ta koshtuvav 4 8 milyardi perevitrati sklali bilshe 2 milyardiv vid pochatkovogo koshtorisu 19 Div takozh RedaguvatiZakon Gofstedtera Uperedzhennya optimizmuPrimitki Redaguvati Exploring the Planning Fallacy Journal of Personality and Social Psychology 1994 Arhiv originalu za 8 listopada 2014 Procitovano 7 listopada 2014 If you don t want to be late enumerate Unpacking Reduces the Planning Fallacy Journal of Experimental Social Psychology 15 zhovtnya 2003 Procitovano 7 listopada 2014 a b Overcoming the Planning Fallacy Through Willpower European Journal of Social Psychology November 2000 Procitovano 22 listopada 2014 a b v Pezzo Mark V Litman Jordan A Pezzo Stephanie P 2006 On the distinction between yuppies and hippies Individual differences in prediction biases for planning future tasks Personality and Individual Differences 41 7 1359 1371 ISSN 01918869 doi 10 1016 j paid 2006 03 029 Kahneman Daniel Tversky Amos 1979 Intuitive prediction biases and corrective procedures TIMS Studies in Management Science 12 313 327 a b v Buehler Roger Griffin Dale amp Ross Michael 2002 Inside the planning fallacy The causes and consequences of optimistic time predictions In Thomas Gilovich Dale Griffin amp Daniel Kahneman Eds Heuristics and biases The psychology of intuitive judgment pp 250 270 Cambridge UK Cambridge University Press a b Buehler Roger Dale Griffin Michael Ross 1995 It s about time Optimistic predictions in work and love European Review of Social Psychology American Psychological Association 6 1 32 doi 10 1080 14792779343000112 Lovallo Dan Daniel Kahneman July 2003 Delusions of Success How Optimism Undermines Executives Decisions Harvard Business Review 56 63 Buehler Roger Dale Griffin Michael Ross 1994 Exploring the planning fallacy Why people underestimate their task completion times Journal of Personality and Social Psychology American Psychological Association 67 3 366 381 doi 10 1037 0022 3514 67 3 366 Buehler Roger Dale Griffin Johanna Peetz 2010 The Planning Fallacy Cognitive Motivational and Social Origins Advances in Experimental Social Psychology Academic Press 43 9 doi 10 1016 s0065 2601 10 43001 4 Arhiv originalu za 9 zhovtnya 2016 Procitovano 15 veresnya 2012 a b v g The Hourglass Is Half Full or Half Empty Temporal Framing and the Group Planning Fallacy Group Dynamics Theory Research and Practice September 2005 Procitovano 22 listopada 2014 Stephanie P Pezzoa Mark V Pezzob and Eric R Stone The social implications of planning How public predictions bias future plans Journal of Experimental Social Psychology 2006 221 227 Underestimating the Duration of Future Events Memory Incorrectly Used or Memory Bias American Psychological Association September 2005 Procitovano 21 listopada 2014 Focalism A source of durability bias in affective forecasting American Psychological Association May 2000 Procitovano 21 listopada 2014 Jones Larry R Euske Kenneth J October 1991 Strategic misrepresentation in budgeting Journal of Public Administration Research and Theory Oxford University Press 1 4 437 460 Arhiv originalu za 16 lyutogo 2013 Procitovano 11 bereznya 2013 Taleb Nassem 27 listopada 2012 Antifragile Things That Gain from Disorder ISBN 9781400067824 Allocating time to future tasks The effect of task segmentation on planning fallacy bias Memory amp Cognition June 2008 Arhiv originalu za 8 listopada 2014 Procitovano 7 listopada 2014 No Light at the End of his Tunnel Boston s Central Artery Third Harbor Tunnel Project Project on Government Oversight 1 lyutogo 1995 Arhiv originalu za 8 listopada 2014 Procitovano 7 listopada 2014 Denver International Airport United States General Accounting Office September 1995 Arhiv originalu za 8 veresnya 2015 Procitovano 7 listopada 2014 Posilannya RedaguvatiLev Virine and Michael Trumper Project Decisions The Art and Science Arhivovano 31 zhovtnya 2020 u Wayback Machine Vienna VA Management Concepts 2008 ISBN 978 1 56726 217 9Podalshe chitannya RedaguvatiThe Planning Fallacy by Roger Buehler Chapter One The Planning Fallacy Cognitive Motivational and Social Origins Arhivovano 24 veresnya 2015 u Wayback Machine by Roger Buehler Dale Griffin and Johanna Peetz If you don t want to be late enumerate Unpacking reduces the planning fallacy by Matt Evans and Justin Kruger Overcoming the planning fallacy through willpower effects of implementation intentions on actual and predicted task completion times by Sander Koole The Hourglass Is Half Full or Half Empty Temporal Framing and the Group Planning Fallacy by Seth Carter Edward Chang Craig Parks and Lawrence Sanna Underestimating the Duration of Future Events Memory Incorrectly Used or Memory Bias by Nicholas Christenfeld Craig McKenzie and Michael Roy Otrimano z https uk wikipedia org w index php title Omana planuvannya amp oldid 39037890