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Why are some regions more innovative than others? The role of firm size diversity
Agrawal, Ajay; Cockburn, Iain M; Galasso, Alberto; … - C.E.P.R. Discussion Papers - 2013
Large firms spawn spin-outs caused by innovations deemed unrelated to the firm's overall business. Small firms generate demand for specialized services that lower entry costs for others. We study the interplay of these two localized externalities and their impact on regional innovation. We...
Persistent link: https://www.econbiz.de/10011084673
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Firms' Productivity Growth and R&D Spillovers: An Analysis of Alternative Technological Proximity Measures
Cincera, Michele - C.E.P.R. Discussion Papers - 2005
This paper aims at assessing the impact of R&D spillovers on firms’ economic performance as measured by productivity growth. The construction of R&D spillovers is based on Jaffe’s methodology (1986, 1988), which associates econometrics and data analysis. The main objective of the paper is to...
Persistent link: https://www.econbiz.de/10005498151
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Rural Windfall or a New Resource Curse? Coca, Income and Civil Conflict in Colombia
Angrist, Joshua; Kugler, Adriana D. - C.E.P.R. Discussion Papers - 2005
Natural and agricultural resources for which there is a substantial black market, such as coca, opium, and diamonds, appear especially likely to be exploited by the parties to a civil conflict. On the other hand, these resources may also provide one of the few reliable sources of income in the...
Persistent link: https://www.econbiz.de/10005124245
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Agricultural Decisions after Relaxing Credit and Risk Constraints
Karlan, Dean S.; Osei, Robert; Osei-Akoto, Isaac; Udry, … - C.E.P.R. Discussion Papers - 2012
The investment decisions of small-scale farmers in developing countries are conditioned by their financial environment. Binding credit market constraints and incomplete insurance can reduce investment in activities with high expected profits. We conducted several experiments in northern Ghana in...
Persistent link: https://www.econbiz.de/10011083318
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Profitability of fertilizer: Experimental evidence from female rice farmers in Mali
Beaman, Lori; Karlan, Dean S.; Thuysbaert, Bram; Udry, … - C.E.P.R. Discussion Papers - 2013
In an experiment providing fertilizer grants to women rice farmers in Mali, we found that women who received fertilizer increased both the quantity of fertilizer they used on their plots and complementary inputs such as herbicides and hired labor. This highlights that farmers respond to an...
Persistent link: https://www.econbiz.de/10011083496
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The Unequal Effects of Liberalization: Evidence from Dismantling the License Raj in India
Aghion, Philippe; Burgess, Robin; Redding, Stephen J.; … - C.E.P.R. Discussion Papers - 2006
This paper investigates whether the effects, on registered manufacturing output, employment, entry and investment, of dismantling the 'license raj' - a system of central controls regulating entry and production activity in this sector - vary across Indian states with different labour market...
Persistent link: https://www.econbiz.de/10005114468
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Task Specialization in U.S. Cities from 1880-2000
Michaels, Guy; Rauch, Ferdinand; Redding, Stephen J. - C.E.P.R. Discussion Papers - 2013
We develop a new methodology for quantifying the tasks undertaken within occupations using 3,000 verbs from around 12,000 occupational descriptions in the Dictionary of Occupational Titles (DOTs). Using micro-data from the United States from 1880-2000, we find an increase in the employment share...
Persistent link: https://www.econbiz.de/10011084281
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The Spatial Development of India
Desmet, Klaus; Ghani, Ejaz; O'Connell, Stephen D; … - C.E.P.R. Discussion Papers - 2013
This paper studies the recent spatial development of India. Services, and to a lesser extent manufacturing, are … services have tended to grow fastest in medium-density locations, such as Silicon Valley. India's experience is not common to … that of India. Our findings suggest that certain frictions are keeping medium-density places in India from growing faster. …
Persistent link: https://www.econbiz.de/10011084107
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Telecommunications Infrastructure And Economic Development: A Simultaneous Approach
Röller, Lars-Hendrik; Waverman, Leonard - C.E.P.R. Discussion Papers - 2000
This paper investigates how telecommunications infrastructure affects economic growth. This issue is important and has received considerable attention in the popular press concerning the creation of the 'information superhighway' and its potential impacts on the economy. We use evidence from 21...
Persistent link: https://www.econbiz.de/10005123589
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How Deep Are the Roots of Economic Development?
Spolaore, Enrico; Wacziarg, Romain - C.E.P.R. Discussion Papers - 2012
The empirical literature on economic growth and development has moved from the study of proximate determinants to the analysis of ever deeper, more fundamental factors, rooted in long-term history. A growing body of new empirical work focuses on the measurement and estimation of the effects of...
Persistent link: https://www.econbiz.de/10011083225