Mohammed Gamal, Awadh Ahmed and Dahalan, Jauhari (2015) Estimating the size of the underground economy in Saudi: Evidence from Gregory-Hansen cointegration based currency demand approach. Handbook on Economics, Finance and Management Outlooks, 3. pp. 73-87. ISSN 978-969-9952-03-6

Mohammed Gamal, Awadh Ahmed and Dahalan, Jauhari (2015) Estimating the size of the underground economy in the UAE: Evidence from Gregory-Hansen cointegration based currency demand approach. Review of Integrative Business and Economics Research, 4 (3). pp. 183-206. ISSN 2304-1013