A Graphical User Interface for Antitrust and Trade Practitioners R package competitiontoolbox version 0.7.1 A graphical user interface for simulating the effects of mergers, tariffs, and quotas under an assortment of different economic models. The interface is powered by the 'Shiny' web application framework from 'RStudio'. Software Depends: R (>= 2.10), antitrust (>= 0.99.11), trade (>= 0.5.4), shiny, rhandsontable Imports: ggplot2 Charles Taragin <ctaragin+competitiontoolbox@gmail.com> Comprehensive R Archive Network (CRAN) Charles Taragin [aut, cre], Kenneth Rios [aut], Paulette Wolak [aut] CC0 2022-08-25 application/tgz https://CRAN.R-project.org/package=competitiontoolbox doi:10.32614/CRAN.package.competitiontoolbox