Herrin, Alejandro N.Barlaan, Maria IsabelSantiago, Rosalie2024-11-272024-11-271983-01https://selib.upd.edu.ph/etdir/handle/123456789/2580enElasticityPhilippine tax systemTaxTax systemElasticity studyA study of the elasticity of the Philippine tax system, CY 1968-1980Thesis