Tax changes are often announced before the implementations and are not permanent but only temporary. R&D firms will optimally adjust their investment decision to a tax schedule accordingly. This paper analyzes how anticipated and temporary tax changes dynamically affect the innovation...

We develop a real options model for evaluating and optimizing an R&D project. The model can capture key features of R&D, including research duration, growth opportunity, debt financing, and uncertainty of technological, demand market, and rival preemption. Nevertheless, it is computationally...

This paper provides a theoretical explanation for why the presence of asset bubbles can lead to higher economic growth in concurrence with high consumption by using a simple endogenous growth model. In the model economy, long-lived valuemaximizing firms continuously improve the quality of their...