Results 101 to 110 of about 167,665 (289)

Sustainable Productivity Growth in Agriculture: The Role of Shifts in R&D Investments and Technology

Applied Economic Perspectives and Policy, EarlyView.
ABSTRACT The objective of the paper is to evaluate the long‐term prospects of sustainable productivity growth linked to plausible assumptions on public agricultural R&D investments as the key productivity driver. Second, it investigates the role of changing R&D focus from yield maximization to input saving technologies (fertilizers and pesticides). The
Zuzana Smeets Křístková, Michiel van Dijk, Robert M'Barek, Hans van Meijl, Tomas Ratinger   +4 more
wiley   +1 more source

Application of fluorescence spectroscopy and laser confocal technology in shale geological evaluation

Youqi dizhi yu caishoulu
The characterization of shale oil-bearing properties and shale oil mobility is an important part of shale geological evaluation. The qualitative and quantitative research on pores and fluids on platforms of different scales is mainly carried ...
LI Ping, ZHAI Zheng, WANG Xin, LI Zheng, LIN Jing, HAN Dongmei, AN Tianxia   +6 more
doaj   +1 more source

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

Topological Properties of International Commodity Market: How Uncertainty Affects the Linkages?

Agribusiness, EarlyView.
ABSTRACT The study aims to explore the network topology of the international commodity market by examining the interconnections among 21 commodity futures across various categories, including energy, precious and industrial metals, and agriculture. We analyze the market structure of these commodity futures under both low and high uncertainty conditions
Ibrahim Yagli, Bayram Deviren
wiley   +1 more source

Modelling Conditional Correlations for Risk Diversification in Crude Oil Markets [PDF]

This paper estimates univariate and multivariate conditional volatility and conditional correlation models of spot, forward and futures returns from three major benchmarks of international crude oil markets, namely Brent, WTI and Dubai, to aid in risk ...
Roengchai Tansuchat, Michael McAleer, Chia-Lin Chang   +2 more
core   +2 more sources

Intelligent Decision Support Systems for Oil Price Forecasting

International Journal of Information Science and Management, 2015
This research studies the application of hybrid algorithms for predicting the prices of crude oil. Brent crude oil price data and hybrid intelligent algorithm (time delay neural network, probabilistic neural network, and fuzzy logic) were used to build ...
Haruna Chiroma, Adeleh Asemi Zavareh, Mohd Sapiyan Baba, Adamu I. Abubakar, Abdulsalam Ya’u Gital, Fatima Umar Zambuk   +5 more
doaj  

Enzymatic preparation and quality evaluation of diacylglycerol-rich Swida wilsoniana fruit oil

Food Chemistry: X
Herein, diacylglycerol (DAG) was prepared from Swida wilsoniana fruit oil by a two-step enzymatic process, and the quality of crude Swida wilsoniana fruit oil (Crude oil), refined Swida wilsoniana fruit oil (Refined oil), DAG oil derived from crude oil ...
Jingjing Xiao, Yujie Xu, Yongjun Miao, Sisi Liu, Jia Tu, Baining Lin, Zengmin Kuang, Zhihong Xiao, Rukuan Liu, Li Li, Changzhu Li, Aihua Zhang, Daliang Jiang   +12 more
doaj   +1 more source

Pricing Dynamics in the US Hemp Market: A Vertical Price Transmission Analysis of the Hemp Value Chain

Agribusiness, EarlyView.
ABSTRACT The US hemp market is a new and nascent industry that has been devoid of research for about half a century. This study examined the effects of exogenous shock on price at each phase of the value chain—Farm (hemp biomass), and its impact on prices at other phases of the value chain—Intermediary Processor (crude cannabidiol hemp) and Final ...
Solomon Odiase, Tyler Mark, Patalee Buddhika Appuhamilage   +2 more
wiley   +1 more source

Cost‐Benefit Analysis of the European Union Carbon Border Adjustment Mechanism in Fertilizer Trade

Agribusiness, EarlyView.
ABSTRACT The carbon border adjustment mechanism (CBAM), launching 2026, will charge EU importers for embedded carbon emissions, aiming to reduce emissions but raising import costs. Shifts in demand following implementation may reduce carbon emissions, but importers will bear the cost of increased prices.
Natalie Crisci, Md Deluair Hossen, Andrew Muhammad, Seong‐Hoon Cho   +3 more
wiley   +1 more source

Price Transmission and Leadership in the Global Poultry Market: Results From Parametric and Nonparametric Approaches

Agribusiness, EarlyView.
ABSTRACT Brazil and the United States account for more than 40% of global poultry exports, with China and South Korea among their major destination markets. This study examines price transmission and market linkages between Brazil and the United States using monthly poultry export price data from January 1990 to December 2024. It also assesses which of
Khondoker Abdul Mottaleb, Shaikh M. Rahman, Syed Imran Ali Meerza   +2 more
wiley   +1 more source