نتایج جستجو برای: o33

تعداد نتایج: 436  

1999
Manfred Stadler

This paper extends the standard quality ladder model of innovation and quality growth by allowing for heterogeneous industries. This enables us not only to deal with the Schumpeterian hypothesis about market power and innovation, but also to analyze industry specific demand pull and technology push effects. In accordance with the empirical evidence, we show that perspective of large market powe...

2003
Gino A. Gancia

In a world where poor countries provide weak protection for intellectual property rights, market integration will systematically shift technical change in favor of rich nations. For this reason, free trade can increase international income differences. At the same time, integration with countries where intellectual property rights are weakly protected can have a large adverse effect on the worl...

2004
Rob F.T. Aalbers

Using panel data on investment of firms in energy saving technology, we measure the impact of the payback period of the technology on the probability to adopt the technology in the absence of tax and subsidy incentives. We find that the decision rules to adopt energy saving technology differs substantially between different types of firms, i.e. for-profit/notfor-profit as the decision to adopt ...

2005
Rachel Griffith Stephen Redding Helen Simpson Andrew Bernard John Van Reenen Richard Rogerson

This paper investigates the dynamics of Total Factor Productivity at the establishment level. We introduce technology transfer into a framework with heterogeneous firms and ongoing entry and exit. We find evidence that convergence to the frontier is statistically and quantitatively important. Foreign multinationals make up a significant proportion of establishments at the technological frontier...

2013
Giovanni Peri Kevin Y. Shih UC Davis

Foreign Scientists and Engineers and Economic Growth in Canadian Labor Markets In this paper we analyze the impact of foreign-born workers in the fields of Science, Technology, Engineering and Math (STEM) on employment and wages in Canadian geographical areas during the period 1991-2006. Canadian policies select immigrants with a strong emphasis on high educational attainment. Moreover the fore...

2015
Germà Bel Stephan Joseph

We examine the number of patent applications for climate change mitigation technologies (CCMT) filed at the European Patent Office and seek to relate it to the oversupply of emission allowances under the European Union Emission Trading System (EU ETS). We use a panel count data approach to show that firms covered by the policy take the oversupply into account when determining their level of inn...

2006
Adrian Peralta-Alva

The market value of US corporations declined by 50% during the period 1973-74 and stagnated for the following 15 years. This abrupt decline in market valuations coincided with a good news shock the start of the Information Technology Revolution and a bad news shock a slowdown in productivity growth -. I use general equilibrium theory to quantify the equity price and macroeconomic implications o...

2014
Sanzidur Rahman

This paper examines the contribution of women’s labour input to productivity and efficiency in crop farming using a large survey dataset of 1,839 households from 16 villages in two agroecological regions of Bangladesh. Results reveal that female labour accounts for a substantial 28% of total labour use (mainly supplied from the family) and contributes significantly to productivity as well as te...

2006
Stephen M. Ross E. Han Kim Adair Morse Luigi Zingales

We study the location-specific component in research productivity of economics and finance faculty who have ever been affiliated with the top 25 universities in the last three decades. We find that there was a positive effect of being affiliated with an elite university in the 1970s; this effect weakened in the 1980s and disappeared in the 1990s. We decompose this university fixed effect and fi...

2005
William Kerr

This study explores the importance of tacit knowledge transfer for international technology di¤usion by examining ethnic scienti…c communities in the US and their ties to their home countries. US ethnic research communities are quanti…ed by applying an ethnic-name database to individual patent records. International patent citations con…rm knowledge di¤uses through ethnic networks, and manufact...

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