We estimate that a one-standard-deviation increase in a firm's import penetration ratio raises its likelihood of having engaged in an incremental innovation by 4.48% using a random-sampled firm survey in China. The estimate is close to those in Gorodnichenko, Svejnar and Terrell (2010). A number...

This paper investigates the impact of environmental regulation and firm innovation by applying a difference-in-differences model. Our manually matched industrial firm, customs and patent data allow the examination of whether imports function as an influence channel and amplify the impact of...