Determining the research and development (R&D) boundaries of the firm as the choice between internal, collaborative and external technology acquisition has since long been a major challenge for firms to secure a continuous stream of innovative products or processes. While research on R&D...

This paper examines the importance of the domestic R&D stock and foreign knowledge spillovers on total factor productivity for six Asian miracle economies over the period from 1955 to 2006. The productivity effects of international knowledge spillovers through the following channels are...