2015: Análisis experimental de la corrupción y de las medidas anticorrupción. ¿Dónde estamos, hacia dónde vamos? Revista OPERA 17, 105-126. Con C. Isaza y M. Villalba Díaz

2015: Democracy and Corruption. Dimensión Empresarial 13(2), 75-85

2015: Códigos de Comportamiento para la Administración Pública. Revista Digital de Derecho Administrativo 14, 65-89

2014: Fostering Good Governance at School Level in Honduras: the role of transparency bulletin boards. Peabody Journal of Education 89(1), 86-105. With T. Caprio

2013: Colombie. Légitimité démocratique et clientélisme. La Revue Nouvelle, Décembre 2013, n°12. With M. Villalba

2013: Medir la Corrupción: De la generación de consciencia a los peligros de la mala interpretación. Revista OPERA 11, 259-277. Con A.C. González-Espinosa

2013: Anticorrupción en la regulación del servicio de suministro de agua potable: Estudio de caso para Colombia. Revista OPERA 11, 199-220. Con O. Bohórquez

2011: El economista como analista político: La brecha entre la investigación, la docencia y practica. Revista de Economía del Caribe 7, 195-211

2011: Corrupción en la policía de tránsito. Una primera aproximación a través de entrevistas con taxistas colombianos. Revista Relaciones 32(126), 67-85. With H. Fink

2011: Gender and Corruption: Lessons from Laboratory Corruption Experiments. European Journal of Development Research 23(1), 59-71. With B. Frank and J. Graf Lambsdorff

2010: Regulatory Capture: Cost vs. incentive-based regulationInternational Journal of Regulation and Governance 10(1), 1-24

2009: Corrupción y Anticorrupción: Una Perspectiva Neoinstitucional. Revista de Economia Institucional 11(21), 45-72. With J. Graf Lambsdorff

2009: Anti-corruption in Regulation – A Safeguard for Infrastructure Reforms. Journal of Competition and Regulation in Network Industries 10(1), 45-75

2008: Risks and challenges of corruption in developing countries’ infrastructures. Network Industries Quarterly 10(2), 4-6

2007: Review of the book ‘Advancing Public Procurement: Practices, Innovation and Knowledge-sharing’ edited by G. Piga and K. Thai (2006)Public Procurement Law Review 3, 195-6

2006: Corruption in Public Contracting Auctions: The Role of Transparency in Bidding Processes. Annals of Public and Cooperative Economics 77(4), 432-452. With J. Olaya

2005: Corrupción y Captura en la Regulación de los Servicios Públicos. Revista de Economía Institucional 13(2), 245-263

2004: Das Verursacherprinzip in der globalen Umweltpolitik: Argumente für eine WeltumweltorganisationZeitschrift für Umweltpolitik und Umweltrecht / Journal of Environmental Law and Policy (ZfU) 02/2004, 201-229. With H. Trabold

2004: National climate change policies and WTO law: a case study of Germany’s new policiesWorld Trade Review 3(2), 161-187. With S. Droege, H. Trabold, F. Biermann, and R. Brohm

Books and Book Chapters

2011: Is there an anti-corruption agenda in regulation? Insights from Colombian and Zambian Water Regulation. In Rose-Ackerman, S. and Søreide, T. [eds.]: International Handbook on the Economics of Corruption Vol. II, Edward Elgar Publishing

2009: Laying the foundations for sound and sustainable development: strengthening corporate integrity in developing nations. In: Transparency International [ed.] (2009): Global Corruption Report. Corruption and the Private Sector. Cambridge University Press, Cambridge. With G. Huber-Grabenwarter

2007: Corruption and Regulatory Capture in Public Service Sector Reforms. WiKu-Verlag, Berlin

2005: Privatization and Corruption. In: von Weizsäcker, E.U.; Young, O.; Finger, M. [eds.] (2005): Limits to Privatization: How to Avoid Too Much of a Good Thing. Earthscan, London. With J. Olaya and J. Polanco

Other Papers

2015: The gendered impact of corruption: Who suffers more – men or women? Bergen: Chr. Michelsen Institute (U4 Brief 2015:9), with E. Sierra

2015: Are men and women equally corrupt? Bergen: Chr. Michelsen Institute (U4 Brief 2015:7)

2014: Training Module: Water Integrity in Latin America and the Caribbean. UNDP Water Governance Facility, SIWI, CapNet, LAWetnet

2014: Corruption and Informality: Complements or Substitutes? Qualitative Evidence from Barranquilla, Colombia. MPRA Working Paper 54817 or at SSRN. With Maxie-Lina Mehling

2014: Governance Matters: Universal Access to Water. MPRA Working Paper No. 54820, or at SSRN. With Andrea Anillo and José Polo-Otero

2014: Mainstreaming anti-corruption into sectors: Practices in U4 partner agencies. U4 Brief No. 3. (

2012: Corrupción e ingresos del Estado. Revista Trimestral OLACEFS N° 11 Agosto 2012. Con Willis Ruiz Marin

2011: Corrupción y Desarrollo Humano. Revista Consejo Nacional Anticorrupción (CNA) Abril-Septiembre 2011, Tegucigalpa, Honduras

2011: DFID Guidance Note on Addressing Corruption in the Education Sector. UK Department for International Development (DFID). With Karen Hussmann

2011: Indicadores Internacionales de Corrupción. ¿Qué reflejan y qué omitan? El Caso de Honduras. Informe Nacional de Transparencia (INT) 2011 del Consejo Nacional Anticorrupción de Honduras (CNA)

2010: Anti-corruption in Practice. Why and How to Address Corruption in Sectors. GTZ Factsheet. With Stefanie Teggemann

2009: Colombia: Regulation of Public Utilities- Organisation, Information and Transparency. Water Integrity Network (WIN) Case Information Sheet No. 2/2009. With C. Stapper

2009: Gender and Corruption in Development Cooperation. GTZ Factsheet. With M. Zenker 2009: Anti-corruption in and through Education. GTZ Factsheet

2008: Costs of Corruption: Everyone pays – and the Poor more than Others. GTZ Working Paper. With J. Joerges

2007: The Puzzle of Growth and Corruption: Are we asking the wrong questions? GTZ Factsheet

2007: Anti-Corruption Training and Education. U4 Brief No. 13, October. With M. Nell 2007: Mitigating Corruption in Public Service Sector Regulation. Internet Center for Corruption Research (ICGG) Working Paper #23

2007: Regulatory Capture Revisited – Lessons from Economics of Corruption. Internet Center for Corruption Research (ICGG) Working Paper #22

2003: Corruption and Privatisation of Infrastructure in Developing Countries. Working Paper No. 1 of Transparency International’s Integrity Pacts and Public Contracting Programme. With J. Polanco

2003: The Polluter Pays Principle under WTO Law: The Case of National Energy Policy InstrumentsStudy commissioned by the German Federal Environmental Agency. Umweltbundesamt Texte, No. 76/03, Berlin. With F. Biermann, R. Brohm, S. Droege, H. Trabold


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