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The determinants and effects of social connectedness in Europe

Bailey, Michael; Kuchler, Theresa; Russel, Dominic; … - 2020

We use aggregated data from Facebook to study the structure of social networks across European regions. Social connectedness declines strongly in geographic distance and at country borders. Historical borders and unions - such as the Austro-Hungarian Empire, Czechoslovakia, and East/West Germany...

Persistent link: https://www.econbiz.de/10012219384

Cities and the structure of social interactions : evidence from mobile phone data

Büchel, Konstantin; Ehrlich, Maximilian von - 2017

Social interactions are considered pivotal to agglomeration economies. We explore a unique dataset on mobile phone calls to examine how distance and population density shape the structure of social interactions. Exploiting an exogenous change in travel times, we show that distance is highly...

Persistent link: https://www.econbiz.de/10011688211

Better together? : social networks in truancy and the targeting of treatment

Bennett, Magdalena; Bergman, Peter - 2018

Truancy correlates with many risky behaviors and adverse outcomes. We use detailed administrative data on by-class absences to construct social networks based on students who miss class together. We simulate these networks and use permutation tests to show that certain students systematically...

Persistent link: https://www.econbiz.de/10011788874

A market for connections

Miettinen, Topi; Poutvaara, Panu - 2012

Government or company decisions on whom to hire are mostly delegated to politicians, public sector officials or human resources and procurement managers. Due to anti-corruption laws, agents cannot sell contracts or positions that they are delegated to decide upon. Even if bribing is ruled out,...

Persistent link: https://www.econbiz.de/10009535107

Friendship networks and political opinions : a natural experiment among future French politicians

Algan, Yann; Dalvit, Nicolò; Do, Quoc-Anh; Le … - 2023

We study how social interaction and friendship shape students' political opinions in a natural experiment at Sciences Po, the cradle of top French politicians. Quasi-random assignments of students into the same short-term integration groups before their scholar curriculum reduce political...

Persistent link: https://www.econbiz.de/10014427204

Social distancing during a pandemic : the role of friends

Bailey, Michael; Johnston, Drew M.; Koenen, Martin; … - 2020

We explore how social network exposure to COVID-19 cases shapes individuals' social distancing behavior during the early months of the ongoing pandemic. We work with de-identified data from Facebook to show that U.S. users whose friends live in areas with worse coronavirus outbreaks reduce their...

Persistent link: https://www.econbiz.de/10012388171

Dissonance minimization and conversation in social networks

Anufriev, Mikhail; Borissov, Kirill; Pakhnin, Mikhail - 2021

their beliefs. We characterize the long-run beliefs in a society, provide the necessary and sufficient conditions for a … society to reach a consensus, and show that agents’ social influences (weights on the consensus belief) are decreasing in … endogenous change of network may prevent a society from reaching a consensus. …

Persistent link: https://www.econbiz.de/10012669809

Social finance

Kuchler, Theresa; Stroebel, Johannes - 2020

We review an empirical literature that studies the role of social interactions in driving economic and financial decision making. We first summarize recent work that documents an important role of social interactions in explaining household decisions in housing and mortgage markets. This...

Persistent link: https://www.econbiz.de/10012306603

The geographic spread of COVID-19 correlates with structure of social networks as measured by Facebook

Kuchler, Theresa; Russel, Dominic; Stroebel, Johannes - 2020

We use anonymized and aggregated data from Facebook to show that areas with stronger social ties to two early COVID-19 “hotspots” (Westchester County, NY, in the U.S. and Lodi province in Italy) generally have more confirmed COVID-19 cases as of March 30, 2020. These relationships hold after...

Persistent link: https://www.econbiz.de/10012206624

Homophily and transmission of behavioral traits in social networks

Bhargava, Palaash; Chen, Daniel L.; Sutter, Matthias; … - 2023

Social networks are a key factor of success in life, but they are also strongly segmented on gender, ethnicity, and other demographic characteristics (Jackson, 2010). We present novel evidence on an understudied source of homophily: behavioral traits. Behavioral traits are important determinants...

Persistent link: https://www.econbiz.de/10014250002

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