Abstract U.S. firms have reduced their investment in scientific research ("R") compared to product development ("D …"), raising questions about the returns to each type of investment, and about the reasons for this shift. We use Census data that … disaggregates "R" from "D" to study how US firms adjust their innovation investments in response to an external increase in funding …

policy, due to their potential to foreclose competition and affect innovation incentives. We exploit major new product …

cover launch experience in 15 countries for drugs in 12 therapeutic classes that experienced significant innovation over the …

We develop a multi-country, dynamic general equilibrium model of product innovation and international trade to study …, and the different incentives that face agents in different countries for investment and savings decisions give rise to …

applied to the case of Computed Tomography (CT) Scanners, a revolutionary innovation in medical technology. The econometric … from innovation is used primarily to compute a social rate of return to R&D, to explore the interrelation between … innovation and diffusion, and to trace the time profile of benefits and costs, the latter suggesting the possible occurance of …

This paper is an attempt to explain diffusion in the production of an innovation. Diffusion in production is defined as … innovation. The principal variable that explains diffusion of entry is the demonstration effect. The principal variable that …