During the past few decades, Charter schools have been utilized as laboratories for educational innovation. Each year, more and more Charter schools open across the United States. These schools are governed the same way traditional public schools are, but there is research that suggests that inequalities exist in the representation and performance…

As social behavior moves increasingly online, the study of social behavior has followed. Online traces of social systems, whether to study online behavior directly or the online traces of offline activity, have made possible previously unavailable empirical analyses of people, groups and organizations. However, practically observing any social…

Social scientists usually are more interested in consumers' dichotomous choice, such as purchase a product or not, adopt a technology or not, etc. However, up to date, there is nearly no model can help us solve the problem of multi-network effects comparison with a dichotomous dependent variable. Furthermore, the study of multi-network…