Business Commons^™

“High” Innovators? Marijuana Legalization And Regional Innovation, Stephanihe Cheng, Pengkai Lin, Yinliang Tan, Yuchen Zhang

Research Collection School Of Accountancy

The past three decades have witnessed a tremendous shift in public health policies towards marijuana legalization in the U.S. Adopting the process-based view of innovation, we hypothesize that marijuana's increased use and related consequences after its legalization affect innovators’ behavior and social environment during the innovation process, which in turn impacts regional innovation. Utilizing the staggered adoption of medical marijuana laws by 20 states between 1996 and 2013 as a quasi-experimental setting, we find that legalizing medical marijuana reduces the overall output of regional innovation, as proxied by patents’ total forward-citation count aggregated by innovator location. Further analyses decomposing the …