Results 151 to 160 of about 270,146 (334)

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

American 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, Gashaw T. Abate, Seid Yimam, Rui Benfica, David J. Spielman, Frank Place   +5 more
wiley   +1 more source

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

American 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, Abdulaziz B. Shifa, Lan Anh Tong, Mehmet A. Ulubasoglu   +3 more
wiley   +1 more source

CellMigrationGym: a data-driven framework utilizing deep reinforcement learning to unravel mechanisms of cell migration. [PDF]

BMC Proc
Wang D, Yang J, Wang Z, Xu Y, Bao Z.
europepmc   +1 more source

Lost in aggregation? On the importance of local food price data for food poverty estimates

American Journal of Agricultural Economics, EarlyView.
Abstract This paper explores within‐country variations in food price dynamics and food poverty estimates by employing local market price data and national consumer price index (CPI) data. Our results show that national CPI data may be useful for approximating national trends but they fail to detect and identify spatial variations in local trends, which
Stephan Dietrich, Valerio Giuffrida, Bruno Martorano, Georg Schmerzeck, Marco Tiberti   +4 more
wiley   +1 more source

Editing Eden: CRISPR, the Image of God, and the Ethics of Genetic Intervention. [PDF]

Linacre Q
Oh JJ.
europepmc   +1 more source

Are strong neighbors good neighbors? “Doing business” spatial spillover effects and policy learning

Shiyi Gu, Zhiduan Xu, Yilong Ruanzhou
openalex   +2 more sources

The Containment of Latin America. A History of the Myths and Realities of the Good Neighbor Policy [PDF]

, 1972
E. David Cronon
openalex   +1 more source

Giving and receiving help in three contexts as predictors of alcohol outcomes in a longitudinal study of sober living house residents

American Journal of Community Psychology, EarlyView.
Abstract Although peer support is central to the social model approach emphasized in sober living houses (SLHs), no longitudinal studies have examined helping among SLH residents. This longitudinal study examined benefits of helping in three contexts among SLH residents. Data were from 205 participants entering 28 SLHs across 2021–2023. Interviews were
Sarah E. Zemore, Elizabeth Mahoney, Meenakshi S. Subbaraman, Amy A. Mericle, Douglas L. Polcin   +4 more
wiley   +1 more source

Can policy participation behavior improve the production efficiency of grassland and animal husbandry: A test based on the threshold effect perceived by herdsmen. [PDF]

PLoS One
Zhang X, Yuan X, Liu H.
europepmc   +1 more source

Can the United States export democracy? [PDF]

, 2007
Malone, Mary Fran
core   +1 more source