Arangkada Philippines PPP data study report
NEDA Infra Report
United Filipino Seafarers October 24, 2013
Manila Times November 19, 2009
Taipei Economic and Cultural Office in the Philippines (PPP in the Philippines News) October 20, 2013
[https://nippon.zaidan.info/seikabutsu/2003/00053/contents/0022.htm The Nippon Foundation Library (A study of the Philippine Railroad in Japanese funded by the institution) 
Taiwan Trade October 29, 2013

Clippings of economic news about the Philippine Economy in Japanese by Japanese Economic news organizations
Pinoy Reporter June 2010