The gegravity Python package is a collection of tools for analyzing general equilibrium, structural gravity models of international trade. It provides a framework for estimating structural gravity models, simulating counterfactual trade experiments, and conducting Monte Carlo simulations to...

SEMinR seeks to bring the latest state-of-the-art advances in SEM methods to the R ecosystem. This package also seeks to make describing and analyzing SEMs easier for practitioners.There have been several recent advances in the various branches of SEM that are often not reflected in existing R...

The study presents a stochastic epidemic model applied to the model of indigenous language extinction. The Susceptible-Infectious-Removed (SIR) categorization of an endemic disease has been reformulated to capture the dynamics of indigenous language decline, based on the assumption of...

This study concerns the development of decision support systems, UTASTAR method, with a Visual Basic for Application (VBA) programming environment in Excel spreadsheets. UTASTAR is a linear regression method for analyzing the respondent's preferences, while the VBA programming language is the...