Results 91 to 100 of about 142,507 (303)

Modelling stem cell differentiation related processes—A practical overview for biologists

open access: yesFEBS Letters, EarlyView.
Stem cell differentiation is complex and difficult to control experimentally. This review introduces suitable computational modelling approaches that can support stem cell research, from mechanistic ODE and abstract models to multiscale and deep learning methods.
Ricco Zeegelaar   +4 more
wiley   +1 more source

Estimating and testing intertemporal preferences: A unified framework for consumption, work and savings [PDF]

open access: yes
Five waves of the Panel Study of Income Dynamics (PSID), 1985-1989 including both wealth supplements, are used to construct an intertemporal budget constraint for selected single headed households.
William Chin
core  

A Parametric Estimation of Bank Efficiencies Using a Flexible Profit Function with Panel Data

open access: yes, 2009
This paper generalises Kumbhakar's (1996a) single product shadow profit function to a multiproduct one, which in contrast to Berger, Hancock, and Humphrey (1993) is consistent with a firm's profit maximising behaviour. By estimating a parametric translog
Huang, Tai-hsin; 黃台心
core   +1 more source

SUPPLY RESPONSE IN THE AUSTRALIAN SHEEP INDUSTRY: A PROFIT FUNCTION APPROACH [PDF]

open access: yes, 2017
Profit function models for the three major regions in which the Australian sheep industry operates are specified and estimated. The supply response elasticity estimates are made using a normalised quadratic functional form and time series cross-sectional
Fisher, Brian S., Wall, Charles A.
core   +1 more source

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

COMPUTER MODELING OF TAXATION

open access: yesВестник университета, 2018
One of the variants of the mathematical model of a single-product enterprise with taxation, which takes into account tax evasion when increasing the tax burden has been considered in the article.
V. Lebedev, K. Lebedev, T. Tyupikova
doaj   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Uphill or Downhill? Locating Your Firm on a Profit Function

open access: yes, 2006
Prasad A. Naik acknowledges the financial support received from the Chancellor’s Fellowship at the University of California Davis. Authors ’ names are listed alphabetically. 1 Uphill or Downhill? Locating Your Firm on a Profit Function Companies know the
Esther Thorson   +5 more
core  

Determinants of Profit Efficiency Among Small Scale Rice Farmers in Nigeria: A Profit Function Approach [PDF]

open access: yes, 2017
This study employs a stochastic frontier approach to examine profit efficiency of small scale rice farmers in Nigeria using farm-level survey data collected from 200 farmers in the study area.
Kolawole, Ogundari
core   +1 more source

Profit Analysis of Small Holder Dairy Cattle Farm on Group and Individual System in Banyumas Regency

open access: yesAnimal Production: Indonesian Journal of Animal Production, 2002
This research is aimed to study production, technical and the profit of group and individual system on smallholder dairy cattle farm. The research has been conducted in Banyumas Regency. Data collection was done by surveying about 80 farmers, Unit Output
Sri Mastuti, Rahayu Widiyanti
doaj  

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