Kiyota, Kōzō (contributor); Takizawa, Miho (contributor) - 2007
before their exit. Besides, within a hair ’s
breadth of death, the unobserved heterogeneity of firm such as management … of firm, such as management efforts, cannot be
observed by researchers although it may have significant influence on the … indicate significant heterogeneity in 1=t
and 2=t . This implies that the unobserved heterogeneity such as management effort …