Results 131 to 140 of about 9,015,860 (307)

Report on small-scale irrigation’s contributions to increased income, economic growth and market opportunities

open access: yes, 2023
Farmers, entrepreneurs, and businesses are already leading the way by expanding irrigation in response to climate variability and the growing demand for vegetables and fruit through supplemental and dry-season irrigated production.
Feed the Future Innovation Lab for Small Scale Irrigation
core   +1 more source

Economies of Scale in the Canadian Food Processing Industry [PDF]

open access: yes
Cost functions for three Canadian manufacturing agri-food sectors (meat, bakery and dairy) are estimated using provincial data from 1990 to 1999. A translog functional form is used and the concavity property is imposed locally. The Morishima substitution
Couture, Steve   +2 more
core  

A Brief History of Production Functions [PDF]

open access: yes
This paper gives an outline of evolution of the concept and econometrics of production function, which was one of the central apparatus of neo-classical economics. It shows how the famous Cobb-Douglas production function was indeed invented by von Thunen
Mishra, SK
core  

Uniform asymptotics for robust location estimates when the scale is unknown [PDF]

open access: yes
Most asymptotic results for robust estimates rely on regularity conditions that are difficult to verify and that real data sets rarely satisfy. Moreover, these results apply to fixed distribution functions.
Ruben H. Zamar, Matias Salibian-Barrera
core  

Estimating Variable Returns to Scale Production Frontiers with Alternative Stochastic Assumptions [PDF]

open access: yes
A stochastic production frontier model is formulated within the generalized production function framework popularized by Zellner and Revankar (1969) and Zellner and Ryu (1998).
Christopher J. O’Donnell   +1 more
core  

Partial depletion of plasminogen activator inhibitor‐1 decreases subcutaneous fat cell hypertrophy and liver cholesterol in high‐fat‐fed female mice

open access: yesFEBS Letters, EarlyView.
Obesity raises blood levels of PAI‐1, a protein linked to metabolic dysfunction‐associated steatotic liver disease in people with obesity. In female mice fed a high‐fat diet, partially lowering PAI‐1 led to smaller subcutaneous fat cells and lower liver cholesterol, without changing body weight or insulin sensitivity.
Claudia E. Ramirez Bustamante   +10 more
wiley   +1 more source

Validation and Application of Functions of Future Thinking Scale in Chinese Adults

open access: yesPsyCh Journal
Future thinking, mentally projecting oneself into future events, scenarios, and circumstances, is common in everyday life. However, no scale has been developed to explore the functions of future thinking in China. This study aimed to validate the Chinese
Lulu Liu, Lijuan Dai, Ya Wang
doaj   +1 more source

Ligand‐dependent transcriptional heterogeneity in cell cycle gene expression delays G1/S entry

open access: yesFEBS Letters, EarlyView.
EGF and HRG induce distinct G1/S progression programs in ErbB2‐amplified BT474 breast cancer cells. Despite activating the potent ErbB2–ErbB3 heterodimer, HRG does not accelerate cell‐cycle entry. Instead, EGF promotes earlier restriction‐point passage via ERK–FOS signaling, whereas HRG activates the AKT–MYC axis, driving transcriptional heterogeneity ...
Ririn Rahmala Febri   +5 more
wiley   +1 more source

Economies of Scale in the Tunisian Industries [PDF]

open access: yes
To date, empirical investigations of trade liberalization under the conditions of increasing returns to scale (IRS) and imperfect competition (IC) have either assumed or imposed the market and productive structures necessary for such a model. However, of
Haouas, Ilham, Heshmati, Almas
core  

Emerging experimental and computational methods for studying redox‐regulated structural transitions

open access: yesFEBS Letters, EarlyView.
Redox reactions can reshape proteins and alter how they behave in cells, with important consequences for health and disease. This review explores emerging experimental and computational approaches for discovering these redox‐sensitive protein switches, revealing their structural effects, and predicting their behavior, opening new opportunities to ...
Tasneem Rass   +2 more
wiley   +1 more source

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