The aim of this study is to investigate how network effects affect the quality and price decisions of firms in a vertically differentiated market. As network effects increase, high-quality producers tend to raise quality while low-quality producers lower it. The degree of product differentiation...

Chinese Abstract:...

Chinese Abstract: 在国际投资仲裁案件菲利普·莫里斯烟草公司（Philip...

Can extending social welfare expenditures promote economic growth? This issue has been discussed extensively, with some research pointing to net benefits while others find a net negative impact. Insight can be gained by careful analysis of several sub-questions. For example, for two countries...