Results 111 to 120 of about 2,348,956 (304)

How cold is too cold? A theoretical analysis of the optimal trigger for index insurance for frost damage to crops

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Crop insurance is undoubtedly an extremely valuable element in protecting agricultural businesses, but in many cases standard indemnity‐based products have had very low uptake due to high transaction costs elevating premiums to unaffordable levels.
Amogh Prakasha Kumar   +2 more
wiley   +1 more source

A general view of politic system classifications in comparative political science of Ancient Greek era [PDF]

open access: yes, 2014
Siyaset Biliminin bir alt disiplini olarak karşılaştırmalı siyaset biliminin popülaritesi günümüzde gittikçe artmaktadır. Bu disiplin, farklı ülkelerin siyasal sistemleri hakkında detaylı bilgiler vermesinden dolayı fazlaca önemsenmektedir.
Yılmaz, Nihat
core  

Seeds of change: The impact of Ethiopia's direct seed marketing approach on smallholders' seed purchases and productivity

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract While multiple factors explain low adoption rates of improved varieties by small‐scale farmers in sub‐Saharan Africa, a key supply‐side constraint is the limited availability of seed embodying new traits in the volume, quality, price, and timeliness required by farmers. This constraint is partly attributable to classical failures in the market
Dawit Mekonnen   +5 more
wiley   +1 more source

A General Primer for Data Harmonization Postdoctoral Research Fellow Assistant Professor of Political Science Assistant Professor of Political Science

open access: yes
Data harmonization is an important method for generating the requisite datasets to support big data analyses. To date however, articles about data harmonization are field-specific and highly technical, mak- ing it difficult for researchers to derive general principles for how to engage in and contextualize data harmonization efforts.
Cindy Cheng   +9 more
openaire   +1 more source

Causal Depth: Aspects of a Scientific Realist Approach to Causal Explanation contra Humean Empiricism [PDF]

open access: yes
The purpose of this note is to clarify how the idea of "causal depth" can play a role in finding the more "approximately true" explanation through causal comparisons.
Khan, Haider
core   +1 more source

Food inflation pass‐through from agricultural imports in a small open economy

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract This paper develops a new framework for quantifying cost pass‐through in a small open economy by estimating firm‐level markup responses to agricultural import price shocks. We show theoretically that markup adjustments depend on firms' reliance on imported inputs and demand curvature, generating heterogeneous inflationary effects across firm ...
Minseong Kang, Seungki Lee
wiley   +1 more source

Redistributive land reforms, agricultural productivity, and structural change: New cross‐national evidence

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Large‐scale land reforms constitute a substantial redistribution of wealth and reallocation of agricultural land, which is a major form of asset and production input in developing countries. While land redistribution (from the rich to the poor) remains a highly controversial issue, extensive evidence on its effect is limited.
Devashish Mitra   +3 more
wiley   +1 more source

The Typical Topic Model of Scientific Research of Terrorism [PDF]

open access: yes
In this original scientific paper, we consider terrorism as a phenomenon and process, that is, the possibilities of scientific research of terrorism by the typical research topic model.
Sekulic, M., Tancic, D., Trivan, D.
core   +1 more source

Validation of the Online Political Engagement Scale in a British population survey [PDF]

open access: yes, 2017
Summary. Over the last decade, an ever increasing number of citizens have been using online media to participatein and engage with politics. Social media sites and online blogs have enabled new opportunities for interactive,user-centered political ...
Griffiths, Mark D.   +3 more
core  

How does the Kids SIPsmartER program impact the sugar‐sweetened beverage intake of students: An investigation beyond total treatment effect in randomized controlled trial

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract This study develops and empirically estimates a structural framework to decompose the causal pathways of multilevel behavioral interventions targeting adolescent health behaviors. We apply this framework to the Kids SIPsmartER (KSS) program, a 6‐month, school‐based intervention evaluated through a clustered randomized controlled trial in rural
Naveen Abedin   +5 more
wiley   +1 more source

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