Quality-adjusted productivity gain in the propagation of innovation
Crossref DOI link: https://doi.org/10.1186/s40008-015-0020-9
Published Online: 2015-08-13
Published Print: 2015-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Nakano, Satoshi
Nishimura, Kazuhiko
License valid from 2015-08-13