Motohashi, Kazuyuki - Volkswirtschaftliche Fakultät, … - 2012
, but this difference in profitability disappears once it is controlled for R&D type variables. In terms of an association … of R&D type variables with profitability, heterogeneous results are obtained by host countries. The degree of linkage … European firms. It is also found that firm age is strongly correlated with profitability, while whether a firm is a joint …