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Filling a Niche? The Maize Productivity Impacts of Adaptive Breeding by a Local Seed Company in Kenya

Bird, Samuel S. - 2020

This paper explores the idea that a competitive seed system may systematically underserve farmers in small, agro … an under-serviced equilibrium. To study the empirical veracity of this model, we study the disruption of the maize seed … capital allowed a local seed company to expand and target a niche agro-ecological zone with adaptively-bred maize varieties. A …

Persistent link: https://www.econbiz.de/10012481184

Bundling Stress Tolerant Seeds and Insurance for More Resilient and Productive Small-scale Agriculture

Boucher, Stephen; Carter, Michael R.; Flatnes, Jon Einar; … - National Bureau of Economic Research - 2021

Risk often inhibits on-farm investment by smallholder farmers. Recent evidence indicates that index insurance and stress tolerant seeds can separately and partially offset this risk effect. In this study, we explore whether the complementarities between these two risk management technologies can...

Persistent link: https://www.econbiz.de/10012629454

Patent Citations and International Knowledge Flow : The Cases of Korea and Taiwan

Hu, Albert G.Z. - 2001

This paper examines patterns of knowledge diffusion from US and Japan to Korea and Taiwan using patent citations as an indicator of knowledge flow. We estimate a knowledge diffusion model using a data set of all patents granted in the U.S. to inventors residing in these four countries....

Persistent link: https://www.econbiz.de/10012470190

Sticky Information Versus Sticky Prices : A Proposal to Replace the New Keynesian Phillips Curve

Mankiw, N. Gregory - 2001

This paper examines a model of dynamic price adjustment based on the assumption that information disseminates slowly throughout the population. Compared to the commonly used sticky-price model, this sticky-information model displays three, related properties that are more consistent with...

Persistent link: https://www.econbiz.de/10012470434

Information and Globalization : Wage Co-Movements, Labor Demand Elasticity, and Conventional Trade Liberalization

Rauch, James E. - 2000

We model home country familiarity with business opportunities in a foreign country as a parameter in a matching process between domestic and foreign firms. We show that as familiarity increases the effect of relative national labor supplies on relative national wages declines, the elasticity of...

Persistent link: https://www.econbiz.de/10012471096

News About News : Information Arrival and Irreversible Investment

Drazen, Allan - 1999

We analyze how uncertainty about when information about future returns to a project may be revealed affects investment. While 'good news' about future returns boosts investment, 'good news about news' (that is news that information may arrive sooner) is shown to depress investment. We show that...

Persistent link: https://www.econbiz.de/10012471511

Bad News Travels Slowly : Size, Analyst Coverage and the Profitability of Momentum Strategies

Hong, Harrison - 1998

A number of theories have been proposed to explain the medium-term momentum in stock returns identified by Jegadeesh and Titman (1993). We test one such theory--based on the gradual-information-diffusion model of Hong and Stein (1997)--and establish three key results. First, once one moves past...

Persistent link: https://www.econbiz.de/10012472255

The Sugar Institute Learns to Organize Information Exchange

Genesove, David - 1997

This paper describes information exchange under the Sugar Institute, the trade association of U.S. domestic sugar cane refiners, between 1928 and 1936. The Institute collected production and delivery data from the individual firms and returned it to them in aggregated form. Attempts to exchange...

Persistent link: https://www.econbiz.de/10012472840

Heterogeneous Information Arrival and Option Pricing

Asea, Patrick K. - 1997

We model the arrival of heterogeneous information in a financial market as a doubly-stochastic Poisson process (DSPP). A DSPP is a member of the family of Poisson processes in which the mean value of the process itself is governed by a stochastic mechanism. We explore the implications for...

Persistent link: https://www.econbiz.de/10012472871

Trends in the Diffusion of Misinformation on Social Media

Allcott, Hunt - 2019

In recent years, there has been widespread concern that misinformation on social media is damaging societies and democratic institutions. In response, social media platforms have announced actions to limit the spread of false content. We measure trends in the diffusion of content from 569 fake...

Persistent link: https://www.econbiz.de/10012479456

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