View Vol. 14 No. 2 (2021)

Published: 2021-12-15

Editorial

Editorial

Juan Carlos Rubriche Cárdenas
1-2
PDF (Spanish)

Artículos

A bayesian proposal for the estimation of the proportion via Jackknife in probability sampling

https://doi.org/10.15332/23393076.7257
Tania Nivia, Cristian Téllez , Mario Pacheco
pdf (Spanish)
DOI: https://doi.org/10.15332/23393076.7257

Electronic invoicing (e-invoincing) incidence for goods and services taxation in Latin America: A generalized linear mixed model approach

https://doi.org/10.15332/23393076.7258
Jaime Humberto Nino Peña, William Fernando Acero Ruge
PDF (Spanish)
DOI: https://doi.org/10.15332/23393076.7258

Topic modeling to identify patterns in Covid-19 scientific research

https://doi.org/10.15332/23393076.7705
Carolina Luque, Juan Carlos Rubriche, Jhon Jairo Galvis, Juan Camilo Sosa
48-66
PDF (Spanish)
DOI: https://doi.org/10.15332/23393076.7705

Volatility analysis of ECOPETROL’s closing share price 2016-2018

https://doi.org/10.15332/23393076.7711
Adriana Leguizamón, Diego Maca
67-77
PDF (Spanish)
DOI: https://doi.org/10.15332/23393076.7711