This paper documents a shift in the nature of innovation in the information technology (IT) industry. Using comprehensive data on all IT patents granted by the USPTO from 1980-2002, we find strong evidence of a change in IT innovation that is systematic, substantial, and increasingly dependent...

Using patents as indicators of inventive activity, this article characterizes the concentration of origins of invention from 1976 to 2010, and how these changed over time. The analysis finds pervasive deconcentration in virtually every area related to ICT, but it can explain only a small part of...

We construct a model of creative destruction with endogenous firm dynamics. We integrate the theory into a general equilibrium multi-country model of technological convergence where countries interact via international spillovers. We derive implications for both firm dynamics and aggregate...

This paper investigates the motivations for, and implications of, the Automobile Industry code under the National Industrial Recovery Act. The amended code contained a provision calling for automobile producers to alter the timing of new model introductions and the annual automobile show as a...

This paper takes a retrospective look at the U.S. government's effort to rescue and restructure General Motors and Chrysler in the midst of the 2009 economic and financial crisis. The paper describes how two of the largest industrial companies in the world came to seek a bailout from the U.S....

In this paper we utilize a three component model of the automotive industry to simulate the impacts of various trade policy scenarios, such as changes in tariffs and quotas, on the U.S. and Canadian motor vehicle sectors as compared to their Japanese competitors. The three components are a cost...

Conventional analysis in the trade-industrial-organization literature suggests that, when a country has some market power over an imported good, some small level of protection must be welfare improving. This is essentially a terms-of-trade argument that is reinforced if the imported goods are...