We use a novel approach to address the question of whether a union of sovereign countries can efficiently raise and allocate a budget, even when members are purely self-interested and participation is voluntary. The main innovation of our model is to explore the link between budget contributions...

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 2020, we determine the strength and direction of inventions' influence at global and...

We study the technology sovereignty of Europe, the US, China, Japan, and Korea. By examining citations from PCT patents filed from 2000-2020, we assess the bilateral and global influence of inventions. We highlight four insights. First, the US shows superior technology sovereignty through its...