We examine how several environmental factors influence cognition and the emergence of social networks in artificial societies. Using a large-scale socio-cognitive simulation (VIPER), we generated social networks consisting of 20, 40, and 60 agents. We tested the impact that environmental factors such as population size, map configuration, and run time, particularly on the formation of social ti...

Social networks are believed to affect health-related behaviors and health. Data to examine the links between social relationships and health in low- and middle-income country settings are limited. We provide guidance for introducing an instrument to collect social network data as part of epidemiological surveys, drawing on experience in urban India. We describe development and fielding of an i...

Bidding strategy in online auctions, as a sort of strategic behavior, can help bidders to get what they want more efficiently and effectively. It receives much attention in many researches. However, the determinants of bidding strategy adoption still remain unclear. In this study, we investigate the role of social network in bidding strategy adoption using real transaction data from an online P...

BACKGROUND Understanding the social lives of South Asian immigrants in the United States (U.S) and their influence on health can inform interpersonal and community-level health interventions for this growing community. This paper describe the rationale, survey design, measurement, and network properties of 700 South Asian individuals in the Mediators of Atherosclerosis in South Asians Living in...

Research with the Important People instrument has shown that social support for abstinence is related to alcohol treatment outcomes, but less work has been done on the role of network support in drug treatment outcomes. A drug and alcohol version of the Important People instrument (IPDA) was developed and administered to 141 patients in residential treatment for cocaine dependence. Three compon...

Existing research suggests that social media use is associated with higher levels of social capital – the resources contained within a person’s network of friends, family, and other acquaintances. However, in predicting access to these resources, it has been impossible to distinguish the affordances of social media from the underlying advantage of maintaining a favorable social network of relat...

this study focuses on the level of suffering from social problems and tests the moderator role of community size in relation with suffering from social problems. our study was conducted in gharbia governorate, egypt. two contrasting villages were chosen as the highest and lowest on human development index (hdi). a purposive sample of inhabitants in the age category 18-40 years was chosen. sampl...

scholars have long been interested in the role of population and its impact on the economy of various countries, hence the theories on the subject. while malthus’ population theory presents a very pessimistic view and is formulated in a context which does not correspond to the conditions of the modern world, it occupies the minds of a majority of economists. it is interesting to know, while mal...