Results 31 to 40 of about 28,713 (233)

Initial Development Through Serial Pilot Studies of the Pickleball Power and Placement Test

open access: yesJ
There are no widely used standardized tests of pickleball skill. The purpose of this research was to develop a test to represent general paddle-stroke ability via evaluation of the serve.
Eric A. Martin   +3 more
doaj   +1 more source

Expanded Farm Safety Net Payments Under the One Big Beautiful Bill Act

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT The One Big Beautiful Bill Act (OBBBA) strengthens the agricultural risk coverage (ARC) and price loss coverage (PLC) programs by aligning program parameters more closely with recent market dynamics and allows for an expansion in program acres. This study projects the increases in ARC‐County and PLC payments for corn, soybeans, and wheat under
Oranuch Wongpiyabovorn   +5 more
wiley   +1 more source

Machine learning to identify structural motifs in asphaltenes

open access: yesResults in Chemistry
Asphaltenes are organic compounds that aggregate in crude oil with two dominant molecular architectures: archipelago and continental. Continental architectures possess a single uniform island structure composed of aromatic rings in contrast to ...
Arun K. Sharma   +14 more
doaj   +1 more source

The Herfindahl neutral point: A firm‐level threshold for managing market concentration with evidence from US hog packing

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract This paper derives a firm‐level threshold, the Herfindahl Neutral Point, from the standard concentration index used in merger review. At this threshold, a marginal expansion leaves the index unchanged. Firms below the threshold reduce concentration when they expand; firms above it increase concentration.
Andrew J. Keller, Krishna P. Paudel
wiley   +1 more source

Farm labor scarcity and its uneven impacts on crop producers in the United States

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract This study is the first to evaluate the impacts of farm labor scarcity on producers in the United States across different crop production systems. Between 2002 and 2017, we disentangle the effects of labor scarcity from the impacts of rising commodity demand, technological change, and supply of other inputs on labor market outcomes.
Srabashi Ray   +4 more
wiley   +1 more source

SEASIDE DRINKING WATER. [PDF]

open access: yesThe Lancet, 1883
n ...
openaire   +1 more source

Body donor programs in Australia and New Zealand: Current status and future opportunities

open access: yesAnatomical Sciences Education, Volume 18, Issue 3, Page 301-328, March 2025.
Abstract Body donation is critical to anatomy study in Australia and New Zealand. Annually, more than 10,000 students, anatomists, researchers, and clinicians access tissue donated by local consented donors through university‐based body donation programs. However, little research has been published about their operations.
Rebekah A. Jenkin, Kevin A. Keay
wiley   +1 more source

Tourist attractions as a moderating element in explanatory models for loyalty development

open access: yesTourism & Management Studies, 2014
Many studies have analysed the impact of destination image on tourist satisfaction and loyalty, including different mediating variables, both affective and cognitive. This article will attempt to determine whether the representative model of visitors'
Manuel Rey-Moreno   +2 more
doaj  

From liquid learning to weaving learning: Negotiating meanings of Children's learning in family travel

open access: yesBritish Educational Research Journal, EarlyView.
Abstract Children's learning increasingly extends into everyday informal settings, but what counts as learning in these contexts remains insufficiently understood. Focusing on family travel as a mobile and socioculturally situated informal learning context, this study adopts a sociocultural perspective and uses liquid learning as a sensitising concept ...
Zhuxian (Zoey) Li   +3 more
wiley   +1 more source

L’influence du modèle européen sur les stations balnéaires d’Amérique du Sud : l’exemple du Brésil méridional et de l’Uruguay

open access: yesMondes du Tourisme, 2020
During the 1860s and 1950s, the region of Rio Grande do Sul in Brazil and Uruguay became interested in the various aspects of the discovery and promotion of the seaside.
Joana Carolina Schossler   +1 more
doaj   +1 more source

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