Aoyama, Hideaki; Fujiwara, Yoshi; Ikeda, Yuichi; … - 2008
Labour productivity distribution (dispersion) is studied both theoretically and empirically. Superstatistics is … presented as a natural theoretical framework for productivity. The demand index is proposed within this framework as a new … business index. Japanese productivity data covering small-to-medium to large firms from 1996 to 2006 is analyzed and the power …