The COVID-19 pandemic exogenously hit many economies early 2020. Exploiting treatment heterogeneity, we use a conditional difference-in-differences design to causally identify how COVID-19 impacted firms'…
We analyze the technology sovereignty of Europe, the US, China, Japan, and Korea, representing the world’s leading innovators. By examining citations from the universe of PCT patent applications between 2000 and…
The global economic landscape has fundamentally shifted from the paradigm of globalization to renewed concerns regarding the risks and rewards of technological interdependence. This shift has sparked a critical…
While many digital technologies provide opportunities for creating business models with an impact on sustainability, some technologies, especially blockchain applications, are often criticized for harming the…
We study the evolution of patenting in China from 1985-2019. We use a Large Language Model to measure patent importance based on patent abstracts and classify patent ownership using a comprehensive business…
This paper estimates the effect of heterogeneous university funding programs within the German Excellence Initiative on a regional firm’s probability to innovate by using a multi-valued two-way fixed effects…