Celsio Mota das Neves Quaresma, Ph.D. in Economics, Master in Financial Economics, Master in Economic Policies and BA in Accounting and Finance. Currently works as economist at the National Petroleum Agency of São Tome and Principe as well as professor of Macroeconomics, Microeconomics, Economics, Finance, Accounting at São Tomé and Príncipe State University. February 2013 to June 2016, charged of internal audit at Nigeria-STP Joint Authority Zone in Abuja; July 2006 to February 2013, Economist at National Petroleum Agency of São Tome and Principe; July 2005 to June 2006, Budget Directorate as a senior staff; July to December 2002, Finance Inspection as a senior staff; and March 1999 to July 2002, Direction of Finances as a senior staff. Carried out several studies on economic issues whose subjects are: General equilibrium computed for STP economy considering tax reform of 2010; Consequences of oil price fluctuations in Sao Tome and Principe's public finances; Financial Development and Economic Growth in Africa; and Evaluation of the knowledge on the Financial Management by the managers of the public companies. He has published some articles on Electric Energy and Poverty; Endogenous Development and then Economic and Monetary Integration; Political-economic cycles in São Tomé and Príncipe; and the Next scenario for Sao Tome and Principe.