{"id":34114,"date":"2024-07-04T14:06:45","date_gmt":"2024-07-04T11:06:45","guid":{"rendered":"https:\/\/www.uol.ac.cy\/?p=34114"},"modified":"2025-08-13T20:13:23","modified_gmt":"2025-08-13T17:13:23","slug":"titlos-mia-exoteriki-atomiki-epilogi-afxanei-tin-aisiodoxia-kai-diefkolynei-ti-synergasia-otan-oi-omades-schimatizontai-me-evelixia","status":"publish","type":"post","link":"https:\/\/www.uol.ac.cy\/el\/title-an-outside-individual-option-increases-optimism-and-facilitates-collaboration-when-groups-form-flexibly\/","title":{"rendered":"\u039c\u03b9\u03b1 \u03b5\u03be\u03c9\u03c4\u03b5\u03c1\u03b9\u03ba\u03ae \u03b1\u03c4\u03bf\u03bc\u03b9\u03ba\u03ae \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03b1\u03c5\u03be\u03ac\u03bd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b1\u03b9\u03c3\u03b9\u03bf\u03b4\u03bf\u03be\u03af\u03b1 \u03ba\u03b1\u03b9 \u03b4\u03b9\u03b5\u03c5\u03ba\u03bf\u03bb\u03cd\u03bd\u03b5\u03b9 \u03c4\u03b7 \u03c3\u03c5\u03bd\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1 \u03cc\u03c4\u03b1\u03bd \u03bf\u03b9 \u03bf\u03bc\u03ac\u03b4\u03b5\u03c2 \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03b5\u03c5\u03b5\u03bb\u03b9\u03be\u03af\u03b1"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Nature Communications<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a4\u03cc\u03bc\u03bf\u03c2 15, \u0391\u03c1\u03b9\u03b8\u03bc\u03cc\u03c2 \u03ac\u03c1\u03b8\u03c1\u03bf\u03c5: 5520 (2024)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u03a0\u03b5\u03c1\u03af\u03bb\u03b7\u03c8\u03b7<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0397 \u03b5\u03b8\u03b5\u03bb\u03bf\u03bd\u03c4\u03b9\u03ba\u03ae \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03bf\u03c7\u03ae \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03ba\u03b5\u03bd\u03c4\u03c1\u03b9\u03ba\u03ae \u03b1\u03bb\u03bb\u03ac \u03c5\u03c0\u03bf\u03b2\u03b1\u03b8\u03bc\u03b9\u03c3\u03bc\u03ad\u03bd\u03b7 \u03c0\u03c4\u03c5\u03c7\u03ae \u03c4\u03b7\u03c2 \u03c3\u03c5\u03bd\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1\u03c2. \u0395\u03b4\u03ce, \u03bc\u03bf\u03bd\u03c4\u03b5\u03bb\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bc\u03b5 \u03c4\u03b7 \u03c3\u03c5\u03bd\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1 \u03c9\u03c2 \u03c4\u03b9\u03c2 \u03b5\u03b8\u03b5\u03bb\u03bf\u03bd\u03c4\u03b9\u03ba\u03ad\u03c2 \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ad\u03c2 \u03c4\u03c9\u03bd \u03b1\u03bd\u03b8\u03c1\u03ce\u03c0\u03c9\u03bd \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03b7\u03c2 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03bf\u03c7\u03ae\u03c2 \u03c3\u03b5 \u03bc\u03b9\u03b1 \u03b1\u03b2\u03ad\u03b2\u03b1\u03b9\u03b7 \u03c0\u03b1\u03c1\u03bf\u03c7\u03ae \u03b4\u03b7\u03bc\u03cc\u03c3\u03b9\u03c9\u03bd \u03b1\u03b3\u03b1\u03b8\u03ce\u03bd \u03c3\u03b5 \u03bf\u03bc\u03ac\u03b4\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03b5\u03c0\u03b9\u03b4\u03af\u03c9\u03be\u03b7\u03c2 \u03bc\u03b9\u03b1\u03c2 \u03bb\u03b9\u03b3\u03cc\u03c4\u03b5\u03c1\u03bf \u03b5\u03c0\u03b9\u03ba\u03b5\u03c1\u03b4\u03bf\u03cd\u03c2 \u03b1\u03bb\u03bb\u03ac \u03b2\u03ad\u03b2\u03b1\u03b9\u03b7\u03c2 \u03b1\u03c4\u03bf\u03bc\u03b9\u03ba\u03ae\u03c2 \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae\u03c2. \u03a0\u03c1\u03ce\u03c4\u03bf\u03bd, \u03b4\u03b9\u03b1\u03c0\u03b9\u03c3\u03c4\u03ce\u03bd\u03bf\u03c5\u03bc\u03b5 \u03cc\u03c4\u03b9 \u03b7 \u03b5\u03b8\u03b5\u03bb\u03bf\u03bd\u03c4\u03b9\u03ba\u03ae \u03c3\u03c5\u03bd\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1 \u03b1\u03c5\u03be\u03ac\u03bd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03c0\u03b9\u03b8\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b5\u03c0\u03b9\u03c4\u03c5\u03c7\u03af\u03b1\u03c2 \u03c4\u03b7\u03c2 \u03bf\u03bc\u03ac\u03b4\u03b1\u03c2 \u03bc\u03ad\u03c3\u03c9 \u03b4\u03cd\u03bf \u03bf\u03b4\u03ce\u03bd, \u03bf\u03b9 \u03bf\u03c0\u03bf\u03af\u03b5\u03c2 \u03c3\u03c5\u03bc\u03b2\u03ac\u03bb\u03bb\u03bf\u03c5\u03bd \u03c3\u03c4\u03bf \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc \u03c0\u03b9\u03bf \u03b1\u03b9\u03c3\u03b9\u03cc\u03b4\u03bf\u03be\u03c9\u03bd \u03bf\u03bc\u03ac\u03b4\u03c9\u03bd: \u03bf\u03b9 \u03b1\u03c0\u03b1\u03b9\u03c3\u03b9\u03cc\u03b4\u03bf\u03be\u03bf\u03b9 \u03b1\u03c0\u03bf\u03c3\u03c4\u03ac\u03c4\u03b5\u03c2 \u03c6\u03b9\u03bb\u03c4\u03c1\u03ac\u03c1\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 \u03bf\u03bc\u03ac\u03b4\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03b1 \u03ac\u03c4\u03bf\u03bc\u03b1 \u03b5\u03bd\u03b7\u03bc\u03b5\u03c1\u03ce\u03bd\u03bf\u03c5\u03bd \u03c4\u03b9\u03c2 \u03c0\u03b5\u03c0\u03bf\u03b9\u03b8\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b3\u03af\u03bd\u03bf\u03c5\u03bd \u03c3\u03c5\u03bd\u03b5\u03c1\u03b3\u03ac\u03c3\u03b9\u03bc\u03bf\u03b9. \u0394\u03b5\u03cd\u03c4\u03b5\u03c1\u03bf\u03bd, \u03c3\u03c5\u03bc\u03b2\u03b9\u03b2\u03ac\u03b6\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b1 \u03b5\u03c5\u03c1\u03ae\u03bc\u03b1\u03c4\u03b1 \u03b1\u03c5\u03c4\u03ac \u03bc\u03b5 \u03c4\u03b7\u03bd \u03c5\u03c0\u03ac\u03c1\u03c7\u03bf\u03c5\u03c3\u03b1 \u03b2\u03b9\u03b2\u03bb\u03b9\u03bf\u03b3\u03c1\u03b1\u03c6\u03af\u03b1 \u03c0\u03bf\u03c5 \u03c5\u03c0\u03bf\u03b3\u03c1\u03b1\u03bc\u03bc\u03af\u03b6\u03b5\u03b9 \u03c4\u03b9\u03c2 \u03b5\u03c0\u03b9\u03b6\u03ae\u03bc\u03b9\u03b5\u03c2 \u03b5\u03c0\u03b9\u03c0\u03c4\u03ce\u03c3\u03b5\u03b9\u03c2 \u03c4\u03b7\u03c2 \u03b1\u03c4\u03bf\u03bc\u03b9\u03ba\u03ae\u03c2 \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae\u03c2. \u03a5\u03c0\u03bf\u03c3\u03c4\u03b7\u03c1\u03af\u03b6\u03bf\u03c5\u03bc\u03b5 \u03cc\u03c4\u03b9 \u03bf \u03b1\u03bd\u03c4\u03af\u03ba\u03c4\u03c5\u03c0\u03bf\u03c2 \u03bc\u03b9\u03b1\u03c2 \u03b5\u03be\u03c9\u03c4\u03b5\u03c1\u03b9\u03ba\u03ae\u03c2 \u03b1\u03c4\u03bf\u03bc\u03b9\u03ba\u03ae\u03c2 \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae\u03c2 \u03c3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1 \u03b5\u03be\u03b1\u03c1\u03c4\u03ac\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \"\u03b5\u03be\u03c9\u03c4\u03b5\u03c1\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\" \u03c4\u03c9\u03bd \u03bc\u03bf\u03bd\u03b1\u03c7\u03b9\u03ba\u03ce\u03bd \u03b1\u03c4\u03cc\u03bc\u03c9\u03bd - \u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03c1\u03c1\u03bf\u03ae \u03c0\u03bf\u03c5 \u03b5\u03be\u03b1\u03ba\u03bf\u03bb\u03bf\u03c5\u03b8\u03bf\u03cd\u03bd \u03bd\u03b1 \u03b1\u03c3\u03ba\u03bf\u03cd\u03bd \u03c3\u03c4\u03b9\u03c2 \u03bf\u03bc\u03b1\u03b4\u03b9\u03ba\u03ad\u03c2 \u03c0\u03c1\u03bf\u03c3\u03c0\u03ac\u03b8\u03b5\u03b9\u03b5\u03c2 \u03cc\u03c3\u03bf\u03b9 \u03b5\u03b3\u03ba\u03b1\u03c4\u03b1\u03bb\u03b5\u03af\u03c0\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03bf\u03bc\u03ac\u03b4\u03b1. \u0398\u03b5\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03ac \u03ba\u03b1\u03b9 \u03c0\u03b5\u03b9\u03c1\u03b1\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac, \u03b4\u03b5\u03af\u03c7\u03bd\u03bf\u03c5\u03bc\u03b5 \u03cc\u03c4\u03b9 \u03b1\u03bd \u03b7 \u03c3\u03c5\u03bd\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1 \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c4\u03bf\u03bd \u03b5\u03c5\u03ad\u03bb\u03b9\u03ba\u03c4\u03bf \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc \u03bf\u03bc\u03ac\u03b4\u03c9\u03bd, \u03b7 \u03b1\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03b5\u03be\u03c9\u03c4\u03b5\u03c1\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03c9\u03bd \u03bc\u03bf\u03bd\u03b1\u03c7\u03b9\u03ba\u03ce\u03bd \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03bd\u03b5\u03b9 \u03c0\u03b5\u03c1\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03b7 \u03ba\u03b1\u03b9 \u03b7 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03af\u03b1 \u03bc\u03b9\u03b1\u03c2 \u03b1\u03c4\u03bf\u03bc\u03b9\u03ba\u03ae\u03c2 \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae\u03c2 \u03b2\u03bf\u03b7\u03b8\u03ac\u03b5\u03b9 \u03b9\u03c3\u03c7\u03c5\u03c1\u03ac \u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03c4\u03c5\u03c7\u03af\u03b1 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03bd\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1\u03c2.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-3e41869c wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.nature.com\/articles\/s41467-024-49779-9\" target=\"_blank\" rel=\"noreferrer noopener\">\u03b4\u03b9\u03b1\u03b2\u03ac\u03c3\u03c4\u03b5 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03b1<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Nature Communications Volume 15, Article number: 5520 (2024) Abstract Voluntary participation is a central yet understudied aspect of collaboration. Here, we model collaboration as people\u2019s voluntary choices between joining an uncertain public goods provisioning in groups and pursuing a less profitable but certain individual option. First, we find that voluntariness in collaboration increases the likelihood [&hellip;]<\/p>\n","protected":false},"author":17,"featured_media":34115,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[123],"tags":[],"publication_author":[186],"publication_year":[191],"class_list":["post-34114","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-latest-publications","publication_author-nobuyuki-hanaki","publication_year-191"],"acf":[],"uagb_featured_image_src":{"full":["https:\/\/www.uol.ac.cy\/wp-content\/uploads\/2024\/07\/2another-publication-with-uol-affiliation.png",1200,628,false],"thumbnail":["https:\/\/www.uol.ac.cy\/wp-content\/uploads\/2024\/07\/2another-publication-with-uol-affiliation-150x150.png",150,150,true],"medium":["https:\/\/www.uol.ac.cy\/wp-content\/uploads\/2024\/07\/2another-publication-with-uol-affiliation-300x157.png",300,157,true],"medium_large":["https:\/\/www.uol.ac.cy\/wp-content\/uploads\/2024\/07\/2another-publication-with-uol-affiliation-768x402.png",768,402,true],"large":["https:\/\/www.uol.ac.cy\/wp-content\/uploads\/2024\/07\/2another-publication-with-uol-affiliation-1024x536.png",1024,536,true],"1536x1536":["https:\/\/www.uol.ac.cy\/wp-content\/uploads\/2024\/07\/2another-publication-with-uol-affiliation.png",1200,628,false],"2048x2048":["https:\/\/www.uol.ac.cy\/wp-content\/uploads\/2024\/07\/2another-publication-with-uol-affiliation.png",1200,628,false],"trp-custom-language-flag":["https:\/\/www.uol.ac.cy\/wp-content\/uploads\/2024\/07\/2another-publication-with-uol-affiliation-18x9.png",18,9,true]},"uagb_author_info":{"display_name":"p.efstathiou@uol.ac.cy","author_link":"https:\/\/www.uol.ac.cy\/el\/author\/p-efstathiouuol-ac-cy\/"},"uagb_comment_info":0,"uagb_excerpt":"Nature Communications Volume 15, Article number: 5520 (2024) Abstract Voluntary participation is a central yet understudied aspect of collaboration. Here, we model collaboration as people\u2019s voluntary choices between joining an uncertain public goods provisioning in groups and pursuing a less profitable but certain individual option. 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