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Helpman, Elhanan; Niswonger, Benjamin C. - National Bureau of Economic Research - 2021

We develop a model of large multinational enterprises, each one producing a continuum of products. These outsized firms compete as oligopolists in a domestic and foreign market, facing competitive pressure from single-product firms that engage in monopolistic competition. The multinational...

Persistent link: https://www.econbiz.de/10012659995

International R&D Spillovers and Institutions

Coe, David T. - 2008

The empirical analysis in "International R&D Spillovers" (Coe and Helpman, 1995) is first revisited by applying modern panel cointegration estimation techniques to an expanded data set that we have constructed for the purpose of this study. The new estimates confirm the key results reported in...

Persistent link: https://www.econbiz.de/10012464577

International R&D Spillovers

Coe, David T. - 1993

Investment in research and development (R&D) affects a country's total factor productivity. Recently new theories of economic growth have emphasized this link and have also identified a number of channels through which a country's R&D affects total factor productivity of its trade partners....

Persistent link: https://www.econbiz.de/10012474506

Endogenous Innovation in the Theory of Growth

Grossman, Gene M. - 1993

This paper makes the case that purposive, profit-seeking investments in knowledge play a critical role in the long-run growth process. First, we review the implications of neoclassical growth theory and the more recent theories of 'endogenous growth'. Then we discuss the empirical evidence that...

Persistent link: https://www.econbiz.de/10012474415

Innovation, Imitation, and Intellectual Property Rights

Helpman, Elhanan - 1992

analysis proceeds in stages. It begins with an exogenous rate of innovation in order to focus on the first two components. The … last two components are added by endogenizing the rate of innovation. Finally, the paper considers the role of foreign …

Persistent link: https://www.econbiz.de/10012474898

Quality Ladders and Product Cycles

Grossman, Gene M. - 1989

We develop a two-country model of endogenous innovation and imitation in order to study the interactions between these … maximizing entrepreneurs. The steady-state equilibrium is characterized by constant aggregate rates of innovation and imitation …

Persistent link: https://www.econbiz.de/10012475836

Endogenous Product Cycles

Grossman, Gene M. - 1989

We construct a model of the product cycle featuring endogenous innovation and endogenous technology transfer …

Persistent link: https://www.econbiz.de/10012476141

Product Development and International Trade

Grossman, Gene M. - 1988

We develop a multi-country, dynamic general equilibrium model of product innovation and international trade to study …

Persistent link: https://www.econbiz.de/10012476492

Foreign Competition and Innovation

Helpman, Elhanan - National Bureau of Economic Research - 2023

Empirical studies have found that enhanced foreign competition can encourage or discourage innovation. To address this …-product firms live forever, and the large firms invest in innovation in order to enlarge their product spans. All firms export. I … show that an increase in the competitiveness of foreign firms can increase or reduce innovation efforts of a large multi …

Persistent link: https://www.econbiz.de/10014436971