withdrawal of its services from mainland China to assess the importance of access to information for the knowledge production … that the negative effect of the shock is stronger for top scholars located in China, Google's sudden exit bears the risk …How important is Google for scientific research? This paper exploits the exogenous shock represented by Google's sudden …

This paper analyses the influence of in-house R&D and external knowledge acquisition on the total factor productivity … with domestic partners. We do not find a significant effect for employing inventors with access to international knowledge … or for collaborating with international partners. International knowledge acquisition is only effective if conducted via …