Chu, Angus C.; Pan, Shiyuan; Sun, Minjuan - In: Economics Letters 117 (2012) 1, pp. 211-213
This study analyzes how patent protection affects innovation in an R&D-based growth model with elastic labor supply. We find that increasing patent breadth may generate an inverted-U effect on innovation depending on whether the model features the knowledge-driven or lab-equipment innovation...