This page is more than 2 years old. Please visit the News page for the latest from DFDL. Social Security and Pensions Systems – DFDL article in the IBFD Asia-Pacific Tax Bulletin Mar 11 2014 Jack Sheehan and Jude Ocampo wrote an article in the Asia-Pacific Tax Bulletin published by the International Bureau of Fiscal Documentation (IBFD). To read the article, please click here.