Results 131 to 140 of about 1,286,956 (335)

Statistical inference for testing gini coefficients: an application for Colombia [PDF]

open access: yes
This paper uses Colombian household survey data collected over the period 1984-2005 to estimate Gini coeficients along with their corresponding standard errors. We find a statistically signi cant increase in wage income inequality following the adoption
Andrés García   +2 more
core  

A digital shadow of CAR T cell expansion in a perfusion bioreactor: Informing optimal harvest times for autologous cell therapy

open access: yesBiotechnology Progress, EarlyView.
Using online metabolite data from the first few days of a bioreactor run, the digital shadow can forecast the cell concentration in real‐time with an accuracy of 13% (standard deviation ≈ 6%). These predictions can guide the optimal harvest time of CAR T cells for subsequent re‐infusion into the patient.
Joseph R. Egan   +11 more
wiley   +1 more source

Soft budget constraints in a dynamic general equilibrium model [PDF]

open access: yes
This paper considers an overlapping generations model in which capitalinvestment is financed in a credit market with adverse selection. Lenders´inability to commit ex-ante not to bailout ex-post, together with a wealthyposition of entrepreneurs gives ...
Enrique Gilles
core  

Preparation of Enantioenriched Spirocyclic Scaffolds Transferring Axial Chirality from Borylalkylidenecycloalkanes

open access: yesChemistryEurope, EarlyView.
Enantiomerically enriched borylalkylidenecycloalkanes can transfer axial chirality to spirocyclic compounds with central chirality, without erosion of enantiomeric ratio. The method involves cyclopropanation, borylcyclopropanation, epoxidation, and aziridination reactions, that proceed in astereodivergent manner giving access to spirocycles with ...
Nerea Iragorri   +4 more
wiley   +1 more source

Innovation strategies in the presence of technology markets: evidence from Spanish innovative firms [PDF]

open access: yes
The development of markets for technology has eased the acquisition of technology and reshaped the innovation strategies of firms that we classify as producers of innovations or as imitators.
Arbussà, Anna, Coenders, Germà
core  

Optimizing Polyoxometalate Electrodes for Energy Storage via Cation Design and Thermal Activation

open access: yesChemistry–Methods, EarlyView.
The stability and electrochemical performance of Keggin‐type polyoxometalate‐based electrodes for energy storage are strongly influenced by the hydrophobicity of organic cations and enhanced through the thermal activation of the solid structures containing long alkyl chains.
Lucía Vizcaíno‐Anaya   +4 more
wiley   +1 more source

Saggi di Economia e Finanza.

open access: green, 1899
C. F. Bastable, A. De Viti de Marco
openalex   +2 more sources

Beyond the mincer equation: the internal rate of return to higher education in Colombia [PDF]

open access: yes
In order to present an estimation of the Internal Rate of Return (IRR) to higher education in Colombia we take advantage of the methodological approach provided by Heckman, Lochner and Todd (2005).
García Suaza, Andrés Felipe   +3 more
core  

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