We develop an endogenous growth model with public consumption and infrastructure services provided by two-tier governments. Growth performance and welfare implication are compared under the centralized and decentralized fiscal federal systems. In general, there is a trade-off between welfare and...

Purpose - This research aims to investigate the causal relationships among collaborative innovation, R&D human capital, and sustainable innovation. Emphasize the mediating role of R&D human capital in the link between collaborative innovation and sustainable innovation....

We build an endogenous growth model that distinguishes productive and welfare government expenditures and embeds fiscal externalities. The model yields three testable hypotheses: (i) productive expenditure raises growth (Barro effect); (ii) productive expenditure generates cross-country...