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This paper extends the blockchain sustainability framework of Budish (2018) to consider proof of stake (in addition to proof of work) consensus mechanisms and permissioned (where the number of nodes are fixed) networks. It is demonstrated that an economically sustainable network will involve the...
Persistent link: https://www.econbiz.de/10012480478
Since its launch in 2009 much has been written about Bitcoin, cryptocurrencies and blockchains. While the discussions initially took place mostly on blogs and other popular media, we now are witnessing the emergence of a growing body of rigorous academic research on these topics. By the nature...
Persistent link: https://www.econbiz.de/10012481332
In the early 1990s Israel experienced a large and concentrated surge of immigration from the former Soviet Union. Most Russian immigrants had high education levels relative to the average Israeli. Despite the size and skill mix of the immigration shock, existing research has found little...
Persistent link: https://www.econbiz.de/10012470774
A large and growing literature has used patent and patent citation data to measure knowledge spillovers across inventions and organizations, but relatively few papers in this literature have explicitly considered the collaboration networks formed by inventors as a mechanism for shaping and...
Persistent link: https://www.econbiz.de/10012453903