Technological diversification and specialization have important roles in explaining volatility, innovation, income inequality, exports, and related concerns; however, the relationships between transportation improvement and technological diversification and specialization remains unexplored....

Though much of the theoretical economics literature have assumed a positive relationship between intellectual property rights (IPR) protection and innovation, there has been no empirical evidence that clearly supports such a relationship. In particular, this relationship may also depend on the...

The Qualified Small Business Stock (QSBS) exemption allows certain entrepreneurs, their employees, and their investors to sell shares of their companies without paying any—or only greatly reduced—capital gains taxes. Using a diff-in-diff identification strategy, we show that the QSBS...