Abstract This article explores the motivations of a joint venture to provide a high-quality music download service for mobile phones that resulted from a case of a concerted refusal to trade; this refusal was a violation of Antimonopoly Law. We analyze 5 years of monthly compact disk (CD) singles...

Abstract In this study, I analyze the characteristics of consumer attitudes toward digital and non-digital service provision in the platform business and discuss its regulation. Specifically, I employ consumer questionnaires on subscription services and extract comparable objects to examine the...

Abstract This study examined the reasons for the decline in the plaintiff win rate in medical lawsuits in Japan since 1999. The results suggest that the decline in the plaintiff win rate is likely due to the overall shortening of trial periods. In particular, if the trial period is shortened by...