Results 61 to 70 of about 264,513 (319)

Subseasonal-to-seasonal prediction of arctic sea ice Using a Fully Coupled dynamical ensemble forecast system

open access: hybrid, 2023
Anling Liu   +7 more
openalex   +1 more source

MFP and CFAP Official Announcement and Pre‐Official Announcement Effects on the Corn and Soybean Futures Market

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT This study examines the official announcement effect of the Market Facilitation Program (MFP) and the Coronavirus Food Assistance Program (CFAP) on the corn and soybean futures market. Using a permutation test and a 2‐stage GLS model, we find no significant official announcement effect.
Zhining Sun   +3 more
wiley   +1 more source

Seasonal Development of Phytoplankton in South Bohemian Fishponds (Czechia) [PDF]

open access: gold, 2022
Anna Pavlovna Ivanova   +4 more
openalex   +1 more source

Changes in Alcohol Retail Laws and Foot Traffic at Liquor Stores

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT We study how expanding alcohol availability at grocery and convenience stores affects consumer traffic in liquor stores by leveraging recent changes in state‐level alcohol distribution laws in a difference‐in‐difference quasi‐experimental design.
Nathan Palardy   +3 more
wiley   +1 more source

Seasonal Dynamics of Tissue Lipids in Bivalve Mollusk Cerastoderma glaucum of Supralittoral Zone

open access: yesТехника и технология пищевых производств
Cerastoderma glaucum is a bivalve mollusk that inhabits the supralittoral zone of the Black Sea. It is a potential object of commercial aquaculture, which makes its lipid profile and adaptation mechanisms a prospective research topic.
Alexandra V. Borodina   +3 more
doaj   +1 more source

Did the Indian Green Revolution Change the Farm Size–Productivity Relationship?

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT We examine the relationship between farm size and productivity during India's Green Revolution, a period of rapid technological transformation. Using a unique panel of over 5000 Indian farm households that spans the Green Revolution (1971–1999), we show that the classic (linear) inverse farm size–productivity relationship gradually evolved ...
Rabail Chandio, Leah E. M. Bevis
wiley   +1 more source

Particulate Matter 2.5 (PM2.5): Persistence and Trends in the Air Quality of Five India Cities

open access: yesAtmosphere
Poor air quality in India has sparked our interest in studying the time series dynamics of PM2.5 in India’s five most populous cities (Mumbai, New Delhi, Hyderabad, Chennai, and Kolkata).
Luis A. Gil-Alana   +1 more
doaj   +1 more source

Seasonal integration and the evolving seasonals model

open access: yesInternational Journal of Forecasting, 1997
Abstract The paper uses a model of seasonality popular in the 1960s, the evolving seasonals model, to explore issues relating to testing for unit roots in seasonal time series. The model is used to show how data can be transformed in such a way that tests for seasonal integration simply become those for regular unit roots.
Hylleberg, Svend, Pagan, Adrian R.
openaire   +3 more sources

Temperature and Farm Labor in Nigeria

open access: yesApplied Economic Perspectives and Policy, EarlyView.
ABSTRACT We estimate the impact of temperature shocks on the composition of farm labor in rural Nigeria using a nationally representative household panel survey. Leveraging plausibly exogenous year‐to‐year variation in growing season temperatures, we find that warmer temperatures significantly alter farm labor composition, prompting a substantial shift
Andu Berha
wiley   +1 more source

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