https://academicpapers.net/wp-content/uploads/2020/08/LOGO-300x75.png00Lizhttps://academicpapers.net/wp-content/uploads/2020/08/LOGO-300x75.pngLiz2021-05-02 23:46:162021-05-02 23:46:16several years ago brian formed sigma corporation a retail company ineligible for the u s production activities deduction s/