A Dynamic Model of Public Opinion Formation

2011 ◽  
Vol 13 (3) ◽  
pp. 417-441 ◽  
Author(s):  
FRANCISCO FATAS-VILLAFRANCA ◽  
DULCE SAURA ◽  
FRANCISCO J. VAZQUEZ
2021 ◽  
pp. 016555152097743
Author(s):  
Mengmeng Liu ◽  
Lili Rong

Multiple opinions, including many that are negative, are produced in emergency events. These opinions are commonly formed asynchronously based on misinformation. However, most researches on opinion dynamics involving information neglect the asynchronous process of initial opinion formation due to information diffusion. Since online social networks like Sina Weibo act as major avenues for the expression, after analysing online behaviours, an opinion dynamic model is developed with consideration of misinformation diffusion of public opinion. In this model, schemes are developed for opinion interactions in multiple dimensions by introducing characteristics of online communication as another way of opinion interactions besides communication between neighbours. Subsequently, we investigate the impacts of network structure, diffusion rate, repost rate and other factors, which provide insights into understanding online opinion dynamics during emergency events. Furthermore, we conduct simulations to determine the intervention effects of different official responses. Results show that removing comments compulsively exhibits better performance in reducing negative opinion as well as increasing the density of Spreaders. Debunking misinformation by posting early results officially which indicates the probability of the existence of misinformation may lead public opinion in time if it takes a long time to finally confirm the misinformation.


Author(s):  
Roberto J. López

Se analizan en este trabajo las ceremonias públicas gallegas del reinado de Fernando VII, tratando de integrarlas en el contexto general de la formación de la opinión pública y en el particular de la situación social y económica de Galicia en la crisis del Antiguo Régimen. El estudio a partir de ambos criterios permite entender las ceremonias públicas del período 1808-1833 como la manifestación de una sociedad que se debate entre dos grandes modelos socioeconómicos, el absolutista y el liberal, y en el que el peso del primero es abrumador.Public ceremonies during the Fernando VII reign in Gallee are analyzed in this work trying to intégrate them into the general context of public opinión formation and the particular economic and social context in Gallee in that time. So, we can understand the public ceremonies of 1808-1833 as the expression of a society with a strong discussion inside between two great social and economic models, absolutist and liberal, and with a special predominance of the traditional principies.


1972 ◽  
Vol 36 (3) ◽  
pp. 430-431
Author(s):  
F. H. Goldner ◽  
R. R. Ritti ◽  
T. P. Ference

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