The following article by Dr. Ramon Quesada provides empirical data from the time of the Marcos administration to the present regarding population growth rate vis-a-vis population control policies and efforts. More importantly, it provides a cross-sectional analysis throughout the provinces in the Philippines with regard population and per capita income. The article is written in simple terms, easily accessible to the layman.
Ramon Quesada also has a Masters Degree in Agricultural Economics from the University of Connecticut. He graduated from the Ateneo de Manila University with a degree in AB Economics after shortly turning 18 years old (!). He was the former Executive Director of the Strategic Business Economics Program, and is well-traveled internationally (including Nigeria and Pyongyang, N.Korea) and locally. Under that program, he would give mid-year and year-end economic briefings to numerous company officers and CEO's, bank officers, etc.