David Y. Yang Data-intensive Innovation and the State: Evidence from AI Firms in China. Martin Beraja, David Y. Yang, Noam Yuchtman. Review of Economic Studies, Vol.90, No.4 (July 2023) … Data-intensive Innovation and the State: Evidence from AI Firms in China. Martin Beraja, David Y. Yang, Noam Yuchtman. Review of Economic Studies, Vol.90, No.4 (July 2023) …