In this paper we extend Lizzeri's simple model of information transmission through certification intermediaries. A …

In addition to providing direct patient care, some hospitals also are used as training grounds for medical students and … hospitals than their non-teaching counterparts. In this paper, we use the data envelopment analysis methodology to assess the … relative productive efficiency of teaching hospitals in our sample. Outputs will be defined as an array of inpatient and …

, it tries to offer a new approach to the study of the dynamic of innovation diffusion, not from the traditional … the related phenomenon of standardization. Secondly, it aims to show a broadened and evolutionary view of the process of … technology standardization, avoiding the habitual determinism of conventional models of technology diffusion and lock-in. Finally …

from research institutions. Using data from the German innovation survey we investigate how firms are able to exploit … knowledge from external partners for successful innovation activities. The estimation results show that the determinants of … absorptive capacity differ with respect to the type of knowledge absorbed for innovation activities. In particular we find that …

are taken into account. The paper proposes a theory of innovation and market structure, showing that the relation between … innovation and competition depends on horizontal spillovers, vertical spillovers, and cooperative settings. The private …