Results 261 to 270 of about 1,987,016 (297)

THE STUDENTS’ PERCEPTION ON E- LEARNING THROUGH WHATSAPP DURING COVID 19

, 2019
Nursyah Handayani
openalex   +2 more sources

Volatility analysis and forecasting of vegetable prices using an ARMA‐GARCH model: An application of the CF filter and seasonal adjustment method to Korean green onions

Agribusiness, EarlyView.
Abstract The vegetable market experiences significant price fluctuations due to the complex interplay of trend, cyclical, seasonal, and irregular factors. This study takes Korean green onions as an example and employs the Christiano–Fitzgerald filter and the CensusX‐13 seasonal adjustment methods to decompose its price into four components: trend ...
Yiyang Qiao, Byeong‐il Ahn
wiley   +1 more source

Comprehensive review on COVID-19: etiology, pathogenicity, and treatment. [PDF]

Front Med (Lausanne)
El Zawily A, Eckert S, Adajar R, Wagih N, Elmaidomy AH, Helmy AM, Mustafa M, Elshorbagi M, Ghali E, Fadl RG, Bodem J, Abdelmohsen UR, Zaki MYW.   +12 more
europepmc   +1 more source

The impact of the Russia–Ukraine war on stock prices, profits and perceptions in the food supply chain

Agribusiness, EarlyView.
Abstract The Russian invasion of Ukraine in February 2022 had profound consequences for the global economy. As both countries are major commodity exporters, the food value chain was also affected. This study investigates the impact of the invasion on stock prices, profitability and sentiments of agribusinesses along the food supply chain by using an ...
Julia Höhler, Ivo Harmens, Alfons Oude Lansink   +2 more
wiley   +1 more source

Disentangling the relationships between denomination of origin regulatory councils activities and Spanish wineries' export performance

Agribusiness, EarlyView.
Abstract World markets for quality differentiated agri‐food products are highly competitive, presenting significant challenges for firms aiming to compete effectively. Government agencies and business organizations often implement various export promotion policies to address these challenges.
Nicolás Depetris‐Chauvin, Marta Fernández‐Olmos   +1 more
wiley   +1 more source

The impact of the COVID-19 pandemic on public trust in science. [PDF]

PLoS One
Abi-Rizk A.
europepmc   +1 more source

Foreign labor, peer‐networking and agricultural efficiency in the Italian dairy sector

Agribusiness, EarlyView.
Abstract While the presence of immigrants in the agricultural sector is widely acknowledged, the empirical evidence on its economic consequences is lacking, especially from a microeconomic perspective. Using the Farm Accountancy Data Network panel data for Italian dairy farms in the period 2008–2018, the present study investigates the relationship ...
Federico Antonioli, Simone Severini, Mauro Vigani   +2 more
wiley   +1 more source

"They were saying that it's the end of the world": Experiences of COVID-19 and beliefs about the COVID-19 vaccine among refugees in Rhode Island, US. [PDF]

Hum Vaccin Immunother
Connolly S, Liebermann E, Greaney ML, Cohen SA, Lindsey H, Prue O, Keller JC.   +6 more
europepmc   +1 more source