 Justice Carpio also taught tax law, corporate law, and negotiable instruments law at the UP College of Law from 1983 to 1992.
<clarity>  Justice Carpio also taught tax law, corporate law, and negotiable instruments law at the UP College of Law from 1983 to 1992.
 Carpio also taught tax law, corporate law, and negotiable instruments law at the UP College of Law from 1983 to 1992.