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Este artículo revisa y evalúa cinco importantes perspectivas teóricas sobre las organizaciones. Tales perspectivas o modelos son los siguientes: ecología de poblaciones, dependencia de recursos, costos de las transacciones, racional e institucional.…

Several epidemiological models are being used around the world to project the number of infected individuals and the mortality rates of the COVID-19 outbreak. Advancing accurate prediction models is of utmost importance to take proper actions. Due to…

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Since the initial response to the Covid-19 labor crisis, the United States has faced a series of issues that raise questions as to the success of the initial measures taken, as well as the potential need for future legislation. Just as the United…

Dos nuevos casos de forrajeo cooperativo por parte de Paratemnoides nidificator (Balzan, 1888) en hormigas Atta cephalotes (Linnaeus, 1758) y Dolichoderus bispinosus (Oliver, 1792) son documentados. Estos eventos se observaron en la localidad de…

This paper examines relative stock market performance following the onset of the coronavirus pandemic for a sample of 80 stock markets. Weekly data on coronavirus cases and deaths are employed alongside Oxford indices on each nation’s stringency and…

Recurrent or persistent positivity of SARS-CoV-2 RNA in clinically recovered COVID-19 patients have been reported worldwide. However, replication competent live viruses were not recovered beyond two to three weeks from onset of symptoms in mild to…

COVID-19 is an infectious disease caused by a newly discovered corona virus SARS-COV-2. It is the most dangerous epidemic existing currently all over the world. To date, there is no licensed vaccine and not any particular efficient therapeutic agent…