Competition is the catalyst of corporate innovation, which is the foundation of a country's core competitiveness. From the view of vertical industrial chain, this paper examines how downstream competition affects upstream firms' innovation output. Given innovation helps reduce the production...

The sport economic literature relies on the city size to proxy for the size of the home market of sports teams. This paper seeks to clarify whether the commonly used definition for home market size in sports economics is actually a valid measure for revenue potential in the modern digital age....

Can agglomeration and congestion externalities have a significant impact on aggregate outcomes? We can better understand how these two forces interact by examining their dynamic effect at the local level. To study this relationship, I use a panel SVAR structure and a shift-share instrument to...