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ソーシャルデザインのそもそも
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YOSH
July 22, 2016
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ソーシャルデザインのそもそも
2016-07-23@大阪府立江之子島文化芸術創造センター/enoco
YOSH
July 22, 2016
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Transcript
As Santa As Possible ! ͜ Μ ʹ ͪ
ʂ
ιʔγϟϧ σβΠϯͷ ͦͦ ιʔγϟϧσβΠϯೖίʔε
͍·ɺͲΜͳؾ࣋ͪʁ
ᶃ͔ͳΓஏ͔ͣ͘͠ͳΔϖφϧςΟΛ༻ҙͨ͠ ᶄεϐʔυΛकͬͨਓʹๅ͕ͨ͘͡ΔΑ͏ʹͨ͠ ᶅേۚΛ௨ৗͷഒʹͨ͠ খֶߍͷۙ͘ͷಓͰɺಛʹ҆શӡసΛʂ ฏۉΛԼ͛Δ͜ͱʹޭͨ͠ํ๏ͱʁ ʙΫΠζʙ
ε ϐ ʔ υ Λ ʮ क ͬ ͨ ʯ
ਓ ʹ ๅ ͘ ͡ ͕ ͨ Δ ʮ ε ϐ ʔ υ ɾ Χ ϝ ϥ ɾ ϩ ο λ Ϧ ʔ ʯ
ᶃථॴͷۙ͘Ͱ͓ஂࢠΛ;Δ·ͬͨ ᶄ ͷՎख͕࿏্ϥΠϒͰϝοηʔδΛΊͨ ᶅ֗தʹථॴ·ͰͷҹΛషͬͨ ͋Δ͚۠ͩɺԣࢢબڍͷථ͕ ্͕Γ·ͨ͠ɻͲΜͳ͜ͱΛͨ͠ͷʁ ʙΫΠζʙ
֗ ͕ Ұ ม ͢ Δ σ β Π ϯ
Ͱ ථ Λ ্ ͛ ͨ ʮ બ ڍ ߦ ͜ ͏ Ω ϟ ϯ ϖ ʔ ϯ ʯ
None
͏ Θ ͞ ͕ ͏ Θ ͞ Λ ݺ Μ
Ͱ · ͪ ͕ ׆ ੑ Խ ʂ ʮ ീ ށ ͏ Θ ͞ ϓ ϩ δ Σ Ϋ τ ʯ
ࣗ స ं Ͱ Γ ͳ ͕ Β ϐ
Ξ ϊ Λ ԋ ͢ Δ ʮ 1 * " / 0 # * , & ʯ
֗ ͷ ਅ Μ த ʹ ڊ େ Υ
ʔ λ ʔ ε ϥ Π μ ʔ Λ ʂ ເ ͷ Ξ τ ϥ Ϋ γ ϣ ϯ ʮ 1 B S L B O E 4 M J E F ʯ
ۭ ͖ ͷ ࡶ Λ ৯ ͳ
͕ Β ɺ ݩ ͷ ਓ ͨ ͪ Λ স إ ʹ ͢ Δ Ϡ Ϊ ͨ ͪ ͷ ޠ
ϝ λ ϧ ϑ Ν ϯ ͷ Ͱ ɺ
͕ Μ ͷ ࢠ Ͳ ͨ ͪ ͷ Ο ο ά Λ ͭ ͘ Δ ʮ ) " * 3 ' & 4 5 ʯ
ί ε ϓ Ϩ ͠ ͨ Β ώ ʔ ϩ
ʔ Έ ͨ ͍ ʹ ݩ ؾ ʹ ʂ ʮ ε ʔ ύ ʔ ώ ʔ ϩ ʔ η ϥ ϐ ʔ ʯ
ε ϥ Ϝ ֗ ͷ ΰ ϛ ͔ Β ࡞
ͬ ͨ ָ ث ͷ Φ ʔ έ ε τ ϥ ʮ - B O E G J M M ) B S N P O J D ʯ
ϢχʔΫϢʔβ ສ ਓ
΄ ͠ ͍ ະ དྷ ɺ ͭ ͘ Ζ
͏ ɻ
˚ ୭ ͔ ͕ ܾ Ί ͨ ະ དྷ
˕ ࣗ ͕ ΄ ͠ ͍ ະ དྷ
˚ ࣾ ձ Λ ม ͑ Δ ˕
ະ དྷ Λ ͭ ͘ Δ
None
None
None
ߦͷΈͰͳ͘ɺҬࣾձͷ ଟ༷ͳਓ͕ͨͪͭͳ͕Γ ͜Ε·ͰͷΓํʹͱΒΘΕͳ͍ ࣗ༝ͳൃͰɺࣾձΛྑ͘͢Δ ʢιʔγϟϧσβΠϯਪਐձٞʣ
None
ࠓ͜ͷॠؒɺࣾձʹؔΘ͍ͬͯΔ ࢲͨͪҰਓͻͱΓ͕ɺ͜Ε͔ΒͷࣾձΛ ΑΓΑ͘ɺΑΓͤͳࣾձ͍ͯͨ͘͠Ίʹɺ ԿΒ͔ͷΞΫγϣϯΛى͜͠ɺ ΞΠσΞʹ͔ͨͪΛ༩͍͑ͯ͘͜ͱɻ ͦ͏ͯ͠ੜ·ΕͨϞϊΰτͷ࣋ଓՄೳͳ ʮ͘͠ΈʯΛ͍ͭͬͯ͘͘͜ͱ ʢίχΧϛϊϧλʮιʔγϟϧσβΠϯΞϫʔυʯʣ
None
Ոఉ৬ɺֶߍͷ͔Βɺ ࢿݯɺΤωϧΪʔɺਓޱɺ৯ྉɺࣗવࡂ ͱ͍ͬͨٿنͷ·ͰʹࢸΓ·͢ɻ ͜ΕΒΛऔΓר༷͘ʑͳʹରͯ͠ ͷܗࠂͷϏδϡΞϧ·Ͱ૯߹తʹ ܭը͢Δͷ͕ιʔγϟϧσβΠϯͰ͢ɻ ʢभ࢈ۀେֶܳज़ֶ෦ιʔγϟϧσβΠϯֶՊʣ
ࣾձΛσβΠϯͷख๏Ͱ ղܾ͢Δ͜ͱ ʢࢁ྄࡚ʰιʔγϟϧσβΠϯɾΞτϥεʱʣ
ਓؒͷ࣋ͭzzͷྗͰ ࣾձ๊͕͑Δෳࡶͳ՝ͷ ղܾʹΉ׆ಈ ʢJTTVF EFTJHOʣ
ࣗͷlؾ͖ͮzlٙzΛ lࣾձΛΑ͘͢Δ͜ͱzʹ݁ͼ͚ͭ ͦͷͨΊͷΞΠσΞΈΛ σβΠϯ͢Δ͜ͱ ʢి௨ιʔγϟϧσβΠϯΤϯδϯʣ
୯ͳΔརӹٻͰͳ͘ ࣾձߩݙΛલఏʹͨ͠ ίτϞϊͷσβΠϯͷ͜ͱ ʢϜϥλνΞΩʰιʔγϟϧσβΠϯͷڭՊॻʱʣ
ࣾձత՝ͷղܾͱಉ࣌ʹɺ ৽ͨͳՁΛग़͢Δ ըظతͳΈΛͭ͘Δ͜ͱ ʔ Λ ʹ ɺ Λ
ʹ
μ ϯ ε Ͱ ࢠ ҭ ͯ Λ ͬ
ͱ ً ͔ ͤ Δ ʂ ৮ ߹ ͍ Λ ָ ͠ Ή ʮ ϕ Ϗ ʔ Χ ʔ μ ϯ ε ʯ
ͦͷਓ͔͠ؾ͘͜ͱ͕ͳ͔ͬͨ ڧ͍ҙࣝʹʮࣗ͝ͱʯ͕ ͖͔͚ͬͰ͡·ͬͨϓϩδΣΫτ ࣗ ͝ ͱ ͔ Β
͡ Ί Δ ι ʔ γ ϟ ϧ σ β Π ϯ
͜ Ε ͔ Β ͷ l Ұ z ٵ
Θ ͣ ʹ ʮ ਧ ͘ ʯ ʂ ʮ ౦ ژ γ ϟ Ϙ ϯ ۄ ۞ ָ ෦ ʯ
ϚΠϓϩδΣΫτΛ͡ΊΑ͏
͖ͳ͜ͱʷ;ͱͨٙ͠ʷ'6/
͖ͳ͜ͱTUʗ;ͱͨٙ͠TU
ଞऀͱͷग़ձ͍Λ௨ͨࣗ͡ͱͷ࠶ձ
͖ͳ͜ͱʹ.&ฤ
2ɹ͕࣌ؒܦͭͷΕͯ͠·͏͘Β͍ɺ த͍ͯͨ͜͠ͱʁ 2ɹଞͷਓͱͪΐͬͱҧ͏ಘҙٕʁ 2ɹʮࣗΒ͍ࣗ͠ʯͰ͍ΒΕΔͷɺ ԿΛ͍ͯ͠Δͱ͖ʁ
ࣇ ͷ ͓ ͞ Μ ͕ ߟ ͑
ͨ ಸ ྑ ͳ Β Ͱ ͷ ώ ο τ ʮ ྺ ࢙ ҙ ঊ ά ο ζ ʯ
;ͱͨٙ͠ʹ*446&ฤ
গࢠߴྸԽ ൩ࠗԽ ۚ ʰرΛͭ͘ΔࣄɹιʔγϟϧσβΠϯʱΑΓ γϯάϧϚβʔ ߴྸऀࢧԉ ো͕͍ऀࢧԉ ·ͪͮ͘Γ ৽͍͠ެڞ ৽ΤωϧΪʔ
൜ࡑ %7 ࡂ෮ڵ ϞϏϦςΟ ߞ࡞์غ ৯ഇغ $0ݮ Ϧςϥγʔ ڭҭ ౷จԽ χʔτ ঁੑͷࣾձࢀՃ ಇ͖ํ μΠόʔγςΟ ࢠҭͯ اۀྙཧ
2ɹ͋ͳ͕͍ͨ·lz͍ͯ͠Δ͜ͱʁ 2ɹ͋ͳ͕ͨॅΜͰ͍Δ֗ʹ͍ͭͯɺ ʮ೦ͩͳ͋ʯͱࢥ͏͜ͱʁ 2ɹޙʹͤʹͳͬͯ΄͍͠ͱࢥ͏ɺ ۩ମతͳਓʁ
ళ ֗ ͷ ৗ ʹ ɺ ಛ ผ
ͳ ؒ Λ ͭ ͘ Δ ʮ ࣜ య ϓ ϩ δ Σ Ϋ τ ʯ
ʮ6ཧʯͱʮΞΫςΟϒϗʔϓʯ
˚ʮաڈʯͷܦݧ͔Βͷֶश ˕ग़ݱ͢Δʮະདྷʯ͔Βͷֶश
ʮϓϨɾιʔγϟϧσβΠϯʯͷॏཁੑ
ԿͷͨΊͷιʔγϟϧσβΠϯʁ
ܳज़ͱͯ͠ͷ
ࢲͨͪΈͳ ੜ·Εͳ͕Βʹͯ͠ ΞʔςΟετͰ͋Δ δϡϦΞɾΩϟϝϩϯʰΞʔςΟετɾΣΠʱ l z
None
ࣗΒߟ͑ɺࣗΒܾఆ͠ ࣗΒߦಈ͢ΔਓʑΛ ࢲܳज़ՈͱݺͿɻ ϤʔθϑɾϘΠε l z
None
χονͳ׆༂ͷॴ୳͠
σϞΫϥγʔͱͯ͠ͷ
ྑ৺ʹؔͯ͠ɺ ଟܾͷ๏ଇͯ·Βͳ͍ɻ ϚϋτϚɾΨϯδʔ l z
Arrow's impossibility theorem
ࢀՃऀϑΝγϦςʔλʔ͔Β ʮϑΝγϦςʔτ͢ΔࢀՃऀʯ ΞʔϊϧυɾϛϯσϧʰσΟʔϓɾσϞΫϥγʔʱ l z
None
ͦͷͱ͖ͷͨΊͷ४උ
None
࠷ޙʹ
ϚφέΞͰߟ͑Δ
None
͍·ͷࣄ ʁ Έͳ͞Μͷ໊લ
ΫϦΤΠςΟϒɾσΟϨΫλʔ ʁ ݉দՂ
ʁ ษڧՈ ݉দՂ
HSFFO[KQฤू ษڧՈ ݉দՂ
େֶڭһ ษڧՈ ݉দՂ
ʁ ͓͞Μ݉ษڧՈ ݉দՂ
क़ʂ ͓͞Μ݉ษڧՈ ݉দՂ
ษڧۭؒΛϦϊϕʔτ͢ΔϓϩδΣΫτʮ456%:)"--ʯ
͍·ͷࣄ ʁ Έͳ͞Μͷ໊લ
ଞऀͱͷग़ձ͍Λ௨ͨࣗ͡ͱͷ࠶ձ
Θͨ͠ͷࣄɺ݉দՂͰ͢ɻ