Görzig, Bernd; Gornig, Martin - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2010
It is argued that the observed return rates on capital at firm-level have an upward bias if firms are producing with unobserved intangible capital. Using EUKLEED, a comprehensive firm level data base for Germany, this theoretical preposition is proved empirically. Furthermore, making unobserved...