'Analyse des déterminants de la compétence financière des conseils d'administration en France'. Joint workshop of the Académie des Sciences et Techniques Comptables et Financières and the Institut Français des Administrateurs (IFA), 9 march 2006 (in coll. with T. Jeanjean).

' Center in ' Center in Differences from IAS: Measurement, Determinants and Implications '. Research seminar, International Accounting and Management Control (CRECCI), University of Montesquieu Bordeaux IV, January 24, 2005; EAA Annual Congress, Göteborg, Sweden, 18-20 May 2005; CEIBS research seminar, Shangai, China, 2 June 2005; AAA Annual Congress, San Francisco, USA, 7-10 August 2005; Accounting Spring camp, Tilburg University, The Netherlands, 27 April 2006 (in coll. with Y. Ding, O.-K. Hope and T. Jeanjean).

' Accounting regulation and social actors: An international study on goodwill '. Workshop 'Comptabilité - Audit - Publication', IAE of Paris, 24 September 2004 ; Workshop EIASM, Siena, 30 September - 2 October 2004 ; EAA Annual Congress, Göteborg, Sweden, 18-20 May 2005 (in coll. with Yuan Ding and Jacques Richard).

'Why do firms opt for alternative - format financial statements? Some evidence from France'. Research seminar, Research Center in International Accounting and Management Control HECMontréal, Canada, October 29, 2004; (CRECCI), University of Montesquieu Bordeaux IV, December 14, 2004; (in coll. with Y. Ding and T. Jeanjean).

'Disclosure 27 Annual 'Disclosure 27 Annual and determinants studies: An extension with the divisive clustering method (DIV)'. meeting of the European Accounting Association , April 1-3, 2004, Prague, Czech Republic (in coll. with Y. Ding, Linghui Fu, and Huiwen Wang).

'Why Center in International Accounting and 'Why Center in International Accounting and do national GAAP differ from IAS? The role of culture'. Management Control , University of Montesquieu Bordeaux IV, January 29, 2004; The Illinois International Accounting Conference, Athens University, Greece, March 4-6, 2004 (in coll. with Y. Ding and T. Jeanjean).

' Center in ' Center in Provisions for risks and expenses in large French firms: disclosure and determinants '. International Accounting and Management Control , University of Montesquieu Bordeaux IV, October 17, 2003, Bordeaux, France (in coll. with Y. Ding, Linghui Fu, and Huiwen Wang).

'Income Statements 'by nature' and Analysis of Company Performance - An Application to U.S. Airline Annual Meeting of the American Accounting Association (Research Forum) Companies ' . , 6 August 2003, Honolulu, USA (in coll. with R. Baker et Y. Ding).

' Center in International ' Center in International 'Capitalisation' des frais de R&D en France : déterminants et pertinence'. Accounting and Management Control (CRECCI), University of Montesquieu Bordeaux IV, 28 January 2003, Bordeaux, France (in coll. with Y. Ding).

'R&D productivity: an international comparison'. Conference 'Values and prices of intangible assets: the controversies that matter for companies and markets', University Luigi Bocconi, Milan, October 25, 2002; Research Center in International Accounting and Management Control (CRECCI), University of Montesquieu Bordeaux IV, 7 December 2002, Bordeaux, France; The International Accounting Summer Conference, Göttingen University, Germany, June 20, 2003; The London Business School Accounting Symposium, London, United Kingdom, July 4, 2003 (in coll. with Y. Ding and M. Tenenhaus)

'International 'International differences in R&D disclosure practices: Evidence in a French and Canadian Context'. Center in International Accounting and Management Control , University of Montesquieu Bordeaux IV, 30 Tsinghua University Beihang University September 2002, Bordeaux, France ; , 23 December 2002, Beijing, China; , th 26 Annual Meeting of the European Accounting Association 24 December, 2002, Beijing, China; March 15-16, , April 2-4, 2003, Sevilla, Spain (in coll. with Y. Ding and Gary Entwistle).

'Les facteurs déterminants de la stratégie des groupes français en matière de communication sur leurs activités de Research Center in International Accounting and Control recherche et développement'. (CRECCI), University of Bordeaux IV, 30 September 2002 (in coll. with Y. Ding).

'Timeliness Center in 'Timeliness Center in and Conservatism: Evolution of the Properties of Accounting Income in France'. International Accounting and Management Control , University of Montesquieu Bordeaux IV, May 15, 2002, University of International Business and Economics 4th Bordeaux, France; , December 24, 2002, Beijing, China; Asia-Pacific Journal of Accounting & Economics Symposium , January 6-8, 2003, Shanghai, China (in coll. with Y. Ding).

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