Ph.D. Program Home Academics Ph.D. Program Doctor of Philosophy by Research (Economics) Prospective students are expected to demonstrate the capacity to conduct economic research independently with a high level of originality and quality. They should uncover new knowledge, either by the discovery of new facts, the formulation of theories, or the innovative reinterpretation of known data and established ideas. The program can be completed within three years of full-time study. Doctor of Philosophy in Agricultural Economics The prospective students of the Doctor of Philosophy in Agricultural Economics are the college graduates and professionals who want to have a career as educators, researchers, administrators, policymaker/analysts, financial analysts, bank managers, extension and development specialists, business entrepreneurs or project consultants in the field of agricultural economics and related fields.