Articles in journals

• David Campbell. "Untangling the Gordian Knot: the United States Takes Aim at Oil Imports,." German American Trade 22.4 (2011): 14-15.
• David Campbell. "In the Market. The U.S. States are at it Again: Is that Reasonable?." CCLR (Carbon and Climate Law Review) 2011.1 (2011): 113-115.
• David Campbell. "Obama und die Republikaner Ein Gastbeitrag über Kompromisse in der US-Energiepolitik." ENERGLOBE.DE - Das Energieportal (2010).
• David Campbell. "On A Clear Day You Might Spot A Windmill." German American Trade 21.6 (2010): 20-21.
• David Campbell. "Obama hat nicht alles verloren Ein Gastbeitrag zur künftigen US-Energie- und Klimapolitik." ENERGLOBE.DE - Das Energieportal (2010).
• David Campbell. "Make It in America: Remember in November!." German American Trade 21.5 (2010): 16-18.
• David Campbell. "Besser als ihr Ruf Die Klimapolitik von Barack Obama - eine Zwischenbilanz." ENERGLOBE.DE - Das Energieportal (2010).
• David Campbell. "A Fresh Look at U.S. Trade Policy." German American Trade 21.3 (2010): 14-15.
• David Campbell. "The View from Washington: Integrated Markets Can Drive Results." GACCoM Annual Renewables & Energy Efficiency Roadshow: Workshop Report (2009).
• David Campbell. "Cap & Trade Coming? Washington Debates Climate Legislation." German American Trade 20.4 (2009): 17-19.
• David Campbell. "United States Climate Change and Energy Policy: An Overview and Analysis." FACET (Forum for Atlantic Climate and Energy Talks) No. 2.1/09 (2009): 1-31.
• David Campbell. "SEC Drops Accounting Reconciliation." German American Trade 19.1 (2008): 24-25.
• David Campbell. "Facilitating Secure Trade Across the Atlantic." German American Trade 18.10 (2007): 24-25.

Articles in books

• Dr. Stormy-Annika Mildner, Dr. Kristen Westphal. "Chapter: Energy policy in the USA: Old challenges, new opportunities." Energy for Germany 2010: Facts, Outlook and Opinions in a Global Context. Ed. Dr. Hans-Wilhelm Schiffer, Christine Heinrich, David Campbell. Berlin, GERMANY: Weltenergierat – Deutschland e.V., 2010: 15-44
• Dr. Stormy-Annika Mildner, Dr. Kristen Westphal. "Energie fuer Deutschland 2010." Schwerpunktkapitel: Energiepolitik der USA. Ed. Dr. Hans-Wilhelm Schiffer, Christine Heinrich, David Campbell. Berlin, GERMANY: Weltenergierat – Deutschland e.V., 2010: 15-44

Articles in conference proceedings

• David Campbell. "Climate Change & Energy Efficiency: Recent Decisions and Regulatory Developments under the Obama Administration. A Reference for Companies." 2nd German-American Energy Conference in Berlin, Germany. Ed. N/A. Berlin, Germany: German-American Chambers of Commerce, 2010.