Showing 1 - 10 of 178
We use aggregated data from Facebook to show that COVID-19 was more likely to spread between regions with stronger social network connections. Areas with more social ties to two early COVID-19 “hotspots” (Westchester County, NY, in the U.S. and Lodi province in Italy) generally had more...
Persistent link: https://www.econbiz.de/10012837185
We use anonymized and aggregated data from Facebook to explore the spatial structure of social networks in the New York metro area. We highlight the importance of transportation infrastructure in shaping urban social networks by showing that travel time and travel costs are substantially...
Persistent link: https://www.econbiz.de/10012867065
We document that the recent house price experiences within an individual's social network affect her perceptions of the attractiveness of property investments, and through this channel have large effects on her housing market activity. Our data combine anonymized social network information from...
Persistent link: https://www.econbiz.de/10012991691
In this paper, we investigate political communications in social networks characterized both by homophily–a tendency to associate with similar individuals–and group size. To generate testable hypotheses, we develop a simple theory of information diffusion in social networks with homophily...
Persistent link: https://www.econbiz.de/10013031823
In a world of imperfect information, reputations often guide the sequential decisions to trust and to reward trust. We consider two-player situations where the players meet but once. One player - the truster - decides whether to trust, and the other player - the temptee - has a temptation to...
Persistent link: https://www.econbiz.de/10013137612
which firms slant their reports toward the prior beliefs of their customers in order to build a reputation for quality. Bias …
Persistent link: https://www.econbiz.de/10012784236
Quality certification programs help consumers to identify high-quality products or sellers in markets with information asymmetries. Using data from eBay UK's online marketplace, we study how certification's impact on consumer demand varies with market- and seller-level attributes, exploiting...
Persistent link: https://www.econbiz.de/10013054867
rate of return by saving abroad. Bulow and Rogoff conjecture that, even under condition (ii), in more general reputation … models with multiple relationships and spillover across them, reputation may support debt. This paper shows what is needed …
Persistent link: https://www.econbiz.de/10013221519
Collective reputation implies an important externality. Among firms trading internationally, quality shocks about one … noninspected firms. These findings highlight the importance of collective reputation in international trade and the challenges … the strength of the reputation spillover. We find that the spillover effects are smaller in destinations where people have …
Persistent link: https://www.econbiz.de/10013323446
Product-recall data and information on stock-price reactions to recalls are used to estimate the value of reputation in … occurs. We estimate that reputation accounts for 8.3 percent of firm value and that welfare is 26 percent of its first best …
Persistent link: https://www.econbiz.de/10013404778