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Phases of Imitation and Innovation in a North-South Endogenous Growth Model

Chui, Michael; Currie, David; Levine, Paul L; Pearlman, … - C.E.P.R. Discussion Papers - 1996

: imitation of Northern products; imitation and innovation; and finally, innovation only. In particular, the model has the … that the possible equilibria depend on cross-country assimilation effects and the ease of imitation. We then apply the …

Persistent link: https://www.econbiz.de/10005124314

Productivity Spillovers Through Labor Mobility

Heggedal, Tom-Reiel; Moen, Espen R; Preugschat, Edgar - C.E.P.R. Discussion Papers - 2014

contracts, there is too little innovation and too much imitation in equilibrium. Our model is tractable and allows us to analyze … welfare effects of various policies in the limited commitment case. We find that subsidizing innovation and taxing imitation … improves welfare.Moreover, allowing innovation firms to charge quit fees or rent out workers to imitation firms also improves …

Persistent link: https://www.econbiz.de/10011171780

Innovation Beyond Patents: Technological Complexity as a Protection against Imitation

Henry, Emeric; Ruiz-Aliseda, Francisco - C.E.P.R. Discussion Papers - 2012

making their products technologically hard to reverse-engineer. We consider the dynamics of imitation and investment in such …

Persistent link: https://www.econbiz.de/10011084053

Does Microsoft Stifle Innovation? Dominant Firms, Imitation and R&D Incentives

Cabral, Luís M B; Polak, Ben - C.E.P.R. Discussion Papers - 2004

We provide a simple framework to analyse the effect of firm dominance on incentives for R&D. An increase in firm dominance, which we measure by a premium in consumer valuation, increases the dominant firm's incentives and decreases the rival firm's incentives for R&D. These changes influence the...

Persistent link: https://www.econbiz.de/10005789049

Distance to Frontier, Selection, and Economic Growth

Acemoglu, Daron; Aghion, Philippe; Zilibotti, Fabrizio - C.E.P.R. Discussion Papers - 2002

We analyse an economy where managers engage both in the adoption of technologies from the world frontier and in innovation activities. The selection of high-skill managers is more important for innovation activities. As the economy approaches the technology frontier, selection becomes more...

Persistent link: https://www.econbiz.de/10005789082

Growth, Distance to Frontier and Composition of Human Capital

Aghion, Philippe; Meghir, Costas; Vandenbussche, Jérôme - C.E.P.R. Discussion Papers - 2005

innovation and imitation. We develop a theoretical model showing that skilled labour has a higher growth-enhancing effect closer … activity than imitation. Also, we provide evidence in favour of this prediction using a panel dataset covering 19 OECD …

Persistent link: https://www.econbiz.de/10005792394

Cultural and Institutional Bifurcation: China and Europe Compared

Greif, Avner; Tabellini, Guido - C.E.P.R. Discussion Papers - 2010

How to sustain cooperation is a key challenge for any society. Different social organizations have evolved in the course of history to cope with this challenge by relying on different combinations of external (formal and informal) enforcement institutions and intrinsic motivation. Some societies...

Persistent link: https://www.econbiz.de/10008468568

Why is Long-Horizon Equity Less Risky? A Duration-based Explanation of the Value Premium

Lettau, Martin; Wachter, Jessica - C.E.P.R. Discussion Papers - 2005

This paper proposes a dynamic risk-based model that captures the high expected returns on value stocks relative to growth stocks, and the failure of the capital asset pricing model to explain these expected returns. To model the difference between value and growth stocks, we introduce a...

Persistent link: https://www.econbiz.de/10005504287

Buffett’s Alpha

Frazzini, Andrea; Kabiller, David; Pedersen, Lasse Heje - C.E.P.R. Discussion Papers - 2013

Berkshire Hathaway has realized a Sharpe ratio of 0.76, higher than any other stock or mutual fund with a history of more than 30 years, and Berkshire has a significant alpha to traditional risk factors. However, we find that the alpha becomes insignificant when controlling for exposures to...

Persistent link: https://www.econbiz.de/10011083650

Out-of-Sample Evidence on the Returns to Currency Trading

Accominotti, Olivier; Chambers, David - C.E.P.R. Discussion Papers - 2014

We document the existence of excess returns to naïve currency trading strategies during the emergence of the modern foreign exchange market in the 1920s and 1930s. This era of active currency speculation constitutes a natural out-of-sample test of the performance of carry, momentum and value...

Persistent link: https://www.econbiz.de/10011084602