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The O-Ring Theory of Economic Development
This paper proposes a production function describing processes subject to mistakes in any of several tasks. It shows that high-skill workers—those who make few mistakes—will be matched together inExpand
Population Growth and Technological Change: One Million B.C. to 1990
The nonrivalry of technology, as modeled in the endogenous growth Uterature, implies that high population spurs technological change. This paper constructs and empirically tests a model of long-runExpand
Nudging Farmers to Use Fertilizer: Theory and Experimental Evidence from Kenya
While many developing-country policymakers see heavy fertilizer subsidies as critical to raising agricultural productivity, most economists see them as distortionary, regressive, environmentallyExpand
Good Policy or Good Luck? Country Growth Performance and Temporary Shocks
Much of the new growth literature stresses country characteristics, such as education levels or political stability, as the dominant determinant of growth. However, growth rates are highly unstableExpand
How High Are Rates of Return to Fertilizer? Evidence from Field Experiments in Kenya
The idea that peasant farmers are rational profit maximizers has been a staple of development economics since Theodore Schultz (1964). It has also been influential in shaping policy. For example,Expand
Wage Inequality and Segregation by Skill
Evidence from the US, Britain, and France suggests that recent growth in wage inequality has been accompanied by greater segregation of high- and low-skill workers into separate firms. A model inExpand
Patent Buy-Outs: A Mechanism for Encouraging Innovation
In 1839, the French government purchased the patent on the Daguerreotype process and" placed it in the public domain. This paper examines a mechanism under which governments" would use an auction toExpand
Integrating Behavioral Choice into Epidemiological Models of AIDS
Increased HIV risk creates incentives for people with low sexual activity to reduce their activity, but may make high-activity people fatalistic, leading them to reduce their activity only slightly,Expand
How Much Does Sorting Increase Inequality?
Social commentators from William Julius Wilson to Charles Murray have argued that increased sorting of people into internally homogeneous" neighborhoods,schools, and marriages is spurring long-runExpand
Good policy or good luck
Abstract Much of the new growth literature stresses country characteristics, such as education levels or political stability, as the dominant determinant of growth. However, growth rates are highlyExpand
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