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76 积分 2022-09-15 加入
America, Jump-Started: World War II R&D and the Takeoff of the US Innovation System
37分钟前
已完结
Information Technology and Returns to Scale
39分钟前
已完结
The Long-Run Effects of Government Spending
50分钟前
已完结
Quid Pro Quo, Knowledge Spillover, and Industrial Quality Upgrading: Evidence from the Chinese Auto Industry
1小时前
已完结
On the use of synthetic difference-in-differences approach with (-out) covariates: The case study of Brexit referendum
18天前
已完结
Is There a Trade-Off between Forest Expansion and Agriculture?
18天前
已关闭
Governance reorganization and resilience: the case of Florida higher education systems
18天前
已关闭
Making a Market: Infrastructure, Integration, and the Rise of Innovation
1个月前
已完结
Moonshot: Public R&D and Growth
1个月前
已完结
Does corporate digitization affect investment efficiency? Evidence from China
3个月前
已完结
Multi-Peak solutions to Chern-Simons-Schrödinger systems with non-radial potential
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