Chen, Carl R.; Guo, Weiyu; Tay, Nicholas S.P. - In: Financial Management 39 (2010) 1, pp. 59-82
"The evidence we uncover suggests that the practice of profit and risk sharing among keiretsu firms reduces the firm level idiosyncratic risk. However, rather than eliminating firm-level risk, it is being transformed into market-level risk. Since market-level risk is priced, this actually...