Legal and policy advise related publications
Vallejo N. , 2009. Building a common understanding of the main characteristics and implementation methodologies of the market differentiation mechanism of Allanblackia: Main elements underlying the common understanding, IUCN, Seco and the Novella Africa Partnership, Gland
Hauselmann P., 2008. Methodology to Assess Fisheries and Aquaculture Certification Schemes, Greenpeace, Vienna
Pi Environmental Consulting, 2008. Options for Setting an International Standard for Allanblackia Trade, Union for the Conservation of Nature (IUCN), Gland
Vallejo N., Hauselmann P. and Asante R. , 2008. Analysis of the Role of Supply Chains in Addressing the Global Seafood Crisis., United Nations Environmental Programme s, Division of Technology, Economics and Industry (DTIE), Paris
Pi Environmental Consulting, 2007. An ISO Standard on Fairtrade? Background Paper #1: Political context, Plate-forme pour le Commerce Equitable (PFCE) , Paris
Vallejo N. and Hauselmann P., 2007. An ISO Standard on Fairtrade? Internal discussion paper, Plate-forme pour le Commerce Equitable (PFCE), Paris
Hauselmann P., 2006. Organic Certification of Wild Collection: A Guarantee for Sustainability?, United Nations Conference on Trade and Development (UNCTAD), Biotrade Initiative, Geneva
Pi Environmental Consulting, 2006. Key elements of Governance and Operations , and their Linkages in Selected Initiatives: Internal discussion paper, SECO and Common Code for the Coffee Community, Bern and Eschborn
Vallejo N. and Hauselmann P., 2006. Issues and Options for Collaboration between FSC and Fairtrade Schemes, WWF International, Gland
Amariei L., Vallejo N. and Hauselmann P., 2005. Cost Structures for Different Certification Schemes. Internal Report, Rainforest Alliance, New York
Vallejo N., 2005. Aspects légaux relatifs à la mise en place du nouveau système des aires protégées de Madagascar (SAPsM): Rapport de Visite , USAID et Conservation International, Madagascar
Vallejo N. and Hauselmann P., 2005. Desarrollo institucional de la Red de Agricultura Sostenible y de la División de Agricultura Sostenible de la Rainforest Alliance. Segunda fase., Rainforest Alliance, San José
Vallejo N. and Hauselmann P., 2004. Harmonization and Trade: Key definitions and potential role of WTO, Food and Agriculture Organization (FAO)/ International Federation of Organic Agriculture Movements (IFOAM)/ United Nations Conference on Trade and development (UNCTAD) International Task Force on Harmonization and Equivalence in Organic Agriculture, Rome, Bonn, Geneva
Vallejo N., Hauselmann P. and Mingard E., 2004. Environmental Requirements and Market Access for Developing Countries: a Survey of Existing Case Studies, in Learning from Social and Environmental Schemes for the ECL Space: Knowledge Base, including case studies on IFOAM, FLO, ETI, Europe Gap, ISO14001, Ethical Certification and Labelling Authentication Project (ECLAP), Pully
Vallejo N., Hauselmann P. and Morrison J., 2004. Certification and Trade Policy. Strategic Assessment. Internal report., International Social and Environmental Accreditation and Labelling Alliance (ISEAL Alliance),, Bonn
Cassells D., Vallejo N., Svanquist N., Young K. and Umali R., 2003. Achieving the ITTO Objective 2000 and Sustainable Forest Management in The Philippines in the report (executive summary) submitted to the International Tropical Timber Council by the diagnostic mission established under decision 2(XXIX) ITTO Objective 2000 , International Tropical Timber Organization (ITTO), Yokohama
Hauselmann P., 2003. Forests and Trade in the Americas. , WWF US, Washington DC
Vallejo N., 2003. Enhancing Socio-economic and Environmental Benefits of Carbon Sequestration for Disadvantaged Local Communities in Uganda, Department for International Development (DFID), London
Vallejo N., 2002. Issues in Community-Managed Forests, WWF International, Gland
Cabarle B., Hauselmann P., Rogers M., Northrop M. and Gormley W., 2001. Change Management Team Report, Forest Stewardship Council (FSC), Oaxaca
Vallejo N., 2001. Certification of Community Forest Management. Conference on the Social and Political Dimensions of Forest Certification. Freiburg, June 20-22 2001, WWF International, Gland
Vallejo N. and Hauselmann P., 2001. PEFC An analysis. WWF Discussion paper., WWF International, Zurich
Vallejo N. and Hauselmann P., 2000. Institutional Requirements for Forest Certification. A Manual for Stakeholders. GTZ Programme Office for Social and Environmental Standards Working Paper No. 2. June., Deutsche Gesellschaft für Technische Zusammenarbeit (GTZ), Eschborn
Hauselmann P., 1998. WWF's Experience in Following ISO's work on Environmental Management, in Environmental Objectives and Alternatives to Regulations: What do Standards for Environmental Management Systems offer?, Organisation for Economic Co-operation and Development (OECD), Paris
Hauselmann P. and Zwahlen P., 1998. From Theory to Practice: Incentive Measures in Developing Countries, "Benefiting from Biodiversity" series, WWF International Discussion Paper, WWF International,
Hauselmann P., 1997. ISO Inside Out: ISO and Environmental Management, WWF International,