Calendrier du 23 mars 2021
PSI-PSE (Petit Séminaire Informel de la Paris School of Economics) Seminar
Du 23/03/2021 de 17:00 à 18:00
BOMARE Jeanne ()
Will we ever be able to track offshore wealth? How suspect real estate investments responded to automatic exchange of information
PEPES (Paris Empirical Political Economics) Working Group
Du 23/03/2021 de 16:00 à 17:15
Via Zoom
GENTZKOW Matt (Stanford University)
Digital Addiction
écrit avec with Hunt Allcott and Lena Song
Digital technologies such as smartphones and social media occupy a large and growing share of leisure time. While these technologies provide obvious benefits, it is often argued that they can be addictive and harmful. We lay out a model of digital addiction and estimate its parameters using a randomized experiment involving about 2000 smartphone users. We find that smartphone social media use is habit forming, and while people correctly predict habit formation, they consume as if they are inattentive to it. Functionality that allows people to set time limits on social media apps reduces use by about 15 percent, suggesting that people have self-control problems. People slightly but consistently underestimate future use, suggesting slight naivete about temptation. Our structural model predicts that in our sample, non-rational habit formation—projection bias, temptation, and naivete—increases social media use by 12–25 minutes per day and reduces long-run consumer surplus by $50–$100 per person each year.
Applied Economics Lunch Seminar
Du 23/03/2021 de 12:30 à 13:30
via zoom
BANERJEE Abhijit (MIT)
Does Poverty Increase Labour Supply ? Evidence from Multiple Income Effects and 115,579 Bags
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